68818750

素因数分解:

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

素因数の和:69

約数の個数: 144

約数和(自身を含む): 174551328

約数和(自身を除く): 105732578

約数列:

[1, 2, 5, 7, 10, 11, 13, 14, 22, 25, 26, 35, 50, 55, 65, 70, 77, 91, 110, 121, 125, 130, 143, 154, 175, 182, 242, 250, 275, 286, 325, 350, 385, 455, 550, 605, 625, 650, 715, 770, 847, 875, 910, 1001, 1210, 1250, 1375, 1430, 1573, 1625, 1694, 1750, 1925, 2002, 2275, 2750, 3025, 3125, 3146, 3250, 3575, 3850, 4235, 4375, 4550, 5005, 6050, 6250, 6875, 7150, 7865, 8125, 8470, 8750, 9625, 10010, 11011, 11375, 13750, 15125, 15730, 16250, 17875, 19250, 21175, 21875, 22022, 22750, 25025, 30250, 34375, 35750, 39325, 40625, 42350, 43750, 48125, 50050, 55055, 56875, 68750, 75625, 78650, 81250, 89375, 96250, 105875, 110110, 113750, 125125, 151250, 178750, 196625, 211750, 240625, 250250, 275275, 284375, 378125, 393250, 446875, 481250, 529375, 550550, 568750, 625625, 756250, 893750, 983125, 1058750, 1251250, 1376375, 1966250, 2646875, 2752750, 3128125, 4915625, 5293750, 6256250, 6881875, 9831250, 13763750, 34409375, 68818750]

約数ペア:

[(1, 68818750), (2, 34409375), (5, 13763750), (7, 9831250), (10, 6881875), (11, 6256250), (13, 5293750), (14, 4915625), (22, 3128125), (25, 2752750), (26, 2646875), (35, 1966250), (50, 1376375), (55, 1251250), (65, 1058750), (70, 983125), (77, 893750), (91, 756250), (110, 625625), (121, 568750), (125, 550550), (130, 529375), (143, 481250), (154, 446875), (175, 393250), (182, 378125), (242, 284375), (250, 275275), (275, 250250), (286, 240625), (325, 211750), (350, 196625), (385, 178750), (455, 151250), (550, 125125), (605, 113750), (625, 110110), (650, 105875), (715, 96250), (770, 89375), (847, 81250), (875, 78650), (910, 75625), (1001, 68750), (1210, 56875), (1250, 55055), (1375, 50050), (1430, 48125), (1573, 43750), (1625, 42350), (1694, 40625), (1750, 39325), (1925, 35750), (2002, 34375), (2275, 30250), (2750, 25025), (3025, 22750), (3125, 22022), (3146, 21875), (3250, 21175), (3575, 19250), (3850, 17875), (4235, 16250), (4375, 15730), (4550, 15125), (5005, 13750), (6050, 11375), (6250, 11011), (6875, 10010), (7150, 9625), (7865, 8750), (8125, 8470)]