9968956750

素因数分解:

$2^1\times 5^3\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{97}}^1\times {\mathrm{149}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 19813248000

約数和(自身を除く): 9844291250

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 89, 97, 125, 149, 155, 178, 194, 250, 298, 310, 445, 485, 745, 775, 890, 970, 1490, 1550, 2225, 2425, 2759, 3007, 3725, 3875, 4450, 4619, 4850, 5518, 6014, 7450, 7750, 8633, 9238, 11125, 12125, 13261, 13795, 14453, 15035, 17266, 18625, 22250, 23095, 24250, 26522, 27590, 28906, 30070, 37250, 43165, 46190, 66305, 68975, 72265, 75175, 86330, 115475, 132610, 137950, 144530, 150350, 215825, 230950, 267623, 331525, 344875, 361325, 375875, 411091, 431650, 448043, 535246, 577375, 663050, 689750, 722650, 751750, 822182, 896086, 1079125, 1154750, 1286317, 1338115, 1657625, 1806625, 2055455, 2158250, 2240215, 2572634, 2676230, 3315250, 3613250, 4110910, 4480430, 6431585, 6690575, 10277275, 11201075, 12863170, 13381150, 20554550, 22402150, 32157925, 33452875, 39875827, 51386375, 56005375, 64315850, 66905750, 79751654, 102772750, 112010750, 160789625, 199379135, 321579250, 398758270, 996895675, 1993791350, 4984478375, 9968956750]

約数ペア:

[(1, 9968956750), (2, 4984478375), (5, 1993791350), (10, 996895675), (25, 398758270), (31, 321579250), (50, 199379135), (62, 160789625), (89, 112010750), (97, 102772750), (125, 79751654), (149, 66905750), (155, 64315850), (178, 56005375), (194, 51386375), (250, 39875827), (298, 33452875), (310, 32157925), (445, 22402150), (485, 20554550), (745, 13381150), (775, 12863170), (890, 11201075), (970, 10277275), (1490, 6690575), (1550, 6431585), (2225, 4480430), (2425, 4110910), (2759, 3613250), (3007, 3315250), (3725, 2676230), (3875, 2572634), (4450, 2240215), (4619, 2158250), (4850, 2055455), (5518, 1806625), (6014, 1657625), (7450, 1338115), (7750, 1286317), (8633, 1154750), (9238, 1079125), (11125, 896086), (12125, 822182), (13261, 751750), (13795, 722650), (14453, 689750), (15035, 663050), (17266, 577375), (18625, 535246), (22250, 448043), (23095, 431650), (24250, 411091), (26522, 375875), (27590, 361325), (28906, 344875), (30070, 331525), (37250, 267623), (43165, 230950), (46190, 215825), (66305, 150350), (68975, 144530), (72265, 137950), (75175, 132610), (86330, 115475)]