78128050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1$

素因数の和:273

約数の個数: 144

約数和(自身を含む): 199487232

約数和(自身を除く): 121359182

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 25, 26, 35, 49, 50, 55, 65, 70, 77, 91, 98, 110, 130, 143, 154, 175, 182, 223, 245, 275, 286, 325, 350, 385, 446, 455, 490, 539, 550, 637, 650, 715, 770, 910, 1001, 1078, 1115, 1225, 1274, 1430, 1561, 1925, 2002, 2230, 2275, 2450, 2453, 2695, 2899, 3122, 3185, 3575, 3850, 4550, 4906, 5005, 5390, 5575, 5798, 6370, 7007, 7150, 7805, 10010, 10927, 11150, 12265, 13475, 14014, 14495, 15610, 15925, 17171, 20293, 21854, 24530, 25025, 26950, 28990, 31850, 31889, 34342, 35035, 39025, 40586, 50050, 54635, 61325, 63778, 70070, 72475, 78050, 85855, 101465, 109270, 120197, 122650, 142051, 144950, 159445, 171710, 175175, 202930, 223223, 240394, 273175, 284102, 318890, 350350, 429275, 446446, 507325, 546350, 600985, 710255, 797225, 858550, 1014650, 1116115, 1201970, 1420510, 1562561, 1594450, 2232230, 3004925, 3125122, 3551275, 5580575, 6009850, 7102550, 7812805, 11161150, 15625610, 39064025, 78128050]

約数ペア:

[(1, 78128050), (2, 39064025), (5, 15625610), (7, 11161150), (10, 7812805), (11, 7102550), (13, 6009850), (14, 5580575), (22, 3551275), (25, 3125122), (26, 3004925), (35, 2232230), (49, 1594450), (50, 1562561), (55, 1420510), (65, 1201970), (70, 1116115), (77, 1014650), (91, 858550), (98, 797225), (110, 710255), (130, 600985), (143, 546350), (154, 507325), (175, 446446), (182, 429275), (223, 350350), (245, 318890), (275, 284102), (286, 273175), (325, 240394), (350, 223223), (385, 202930), (446, 175175), (455, 171710), (490, 159445), (539, 144950), (550, 142051), (637, 122650), (650, 120197), (715, 109270), (770, 101465), (910, 85855), (1001, 78050), (1078, 72475), (1115, 70070), (1225, 63778), (1274, 61325), (1430, 54635), (1561, 50050), (1925, 40586), (2002, 39025), (2230, 35035), (2275, 34342), (2450, 31889), (2453, 31850), (2695, 28990), (2899, 26950), (3122, 25025), (3185, 24530), (3575, 21854), (3850, 20293), (4550, 17171), (4906, 15925), (5005, 15610), (5390, 14495), (5575, 14014), (5798, 13475), (6370, 12265), (7007, 11150), (7150, 10927), (7805, 10010)]