1279951250

素因数分解:

$2^1\times 5^4\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{67}}^1$

素因数の和:166

約数の個数: 160

約数和(自身を含む): 2753118720

約数和(自身を除く): 1473167470

約数列:

[1, 2, 5, 10, 17, 25, 29, 31, 34, 50, 58, 62, 67, 85, 125, 134, 145, 155, 170, 250, 290, 310, 335, 425, 493, 527, 625, 670, 725, 775, 850, 899, 986, 1054, 1139, 1250, 1450, 1550, 1675, 1798, 1943, 2077, 2125, 2278, 2465, 2635, 3350, 3625, 3875, 3886, 4154, 4250, 4495, 4930, 5270, 5695, 7250, 7750, 8375, 8990, 9715, 10385, 10625, 11390, 12325, 13175, 15283, 16750, 18125, 19375, 19430, 20770, 21250, 22475, 24650, 26350, 28475, 30566, 33031, 35309, 36250, 38750, 41875, 44950, 48575, 51925, 56950, 60233, 61625, 65875, 66062, 70618, 76415, 83750, 97150, 103850, 112375, 120466, 123250, 131750, 142375, 152830, 165155, 176545, 224750, 242875, 259625, 284750, 301165, 308125, 329375, 330310, 353090, 382075, 485750, 519250, 561875, 602330, 616250, 658750, 711875, 764150, 825775, 882725, 1023961, 1123750, 1214375, 1298125, 1423750, 1505825, 1651550, 1765450, 1910375, 2047922, 2428750, 2596250, 3011650, 3820750, 4128875, 4413625, 5119805, 7529125, 8257750, 8827250, 9551875, 10239610, 15058250, 19103750, 20644375, 22068125, 25599025, 37645625, 41288750, 44136250, 51198050, 75291250, 127995125, 255990250, 639975625, 1279951250]

約数ペア:

[(1, 1279951250), (2, 639975625), (5, 255990250), (10, 127995125), (17, 75291250), (25, 51198050), (29, 44136250), (31, 41288750), (34, 37645625), (50, 25599025), (58, 22068125), (62, 20644375), (67, 19103750), (85, 15058250), (125, 10239610), (134, 9551875), (145, 8827250), (155, 8257750), (170, 7529125), (250, 5119805), (290, 4413625), (310, 4128875), (335, 3820750), (425, 3011650), (493, 2596250), (527, 2428750), (625, 2047922), (670, 1910375), (725, 1765450), (775, 1651550), (850, 1505825), (899, 1423750), (986, 1298125), (1054, 1214375), (1139, 1123750), (1250, 1023961), (1450, 882725), (1550, 825775), (1675, 764150), (1798, 711875), (1943, 658750), (2077, 616250), (2125, 602330), (2278, 561875), (2465, 519250), (2635, 485750), (3350, 382075), (3625, 353090), (3875, 330310), (3886, 329375), (4154, 308125), (4250, 301165), (4495, 284750), (4930, 259625), (5270, 242875), (5695, 224750), (7250, 176545), (7750, 165155), (8375, 152830), (8990, 142375), (9715, 131750), (10385, 123250), (10625, 120466), (11390, 112375), (12325, 103850), (13175, 97150), (15283, 83750), (16750, 76415), (18125, 70618), (19375, 66062), (19430, 65875), (20770, 61625), (21250, 60233), (22475, 56950), (24650, 51925), (26350, 48575), (28475, 44950), (30566, 41875), (33031, 38750), (35309, 36250)]