55403550

素因数分解:

$2^1\times 3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{53}}^1\times {\mathrm{101}}^1$

素因数の和:195

約数の個数: 144

約数和(自身を含む): 159820128

約数和(自身を除く): 104416578

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 23, 25, 30, 45, 46, 50, 53, 69, 75, 90, 101, 106, 115, 138, 150, 159, 202, 207, 225, 230, 265, 303, 318, 345, 414, 450, 477, 505, 530, 575, 606, 690, 795, 909, 954, 1010, 1035, 1150, 1219, 1325, 1515, 1590, 1725, 1818, 2070, 2323, 2385, 2438, 2525, 2650, 3030, 3450, 3657, 3975, 4545, 4646, 4770, 5050, 5175, 5353, 6095, 6969, 7314, 7575, 7950, 9090, 10350, 10706, 10971, 11615, 11925, 12190, 13938, 15150, 16059, 18285, 20907, 21942, 22725, 23230, 23850, 26765, 30475, 32118, 34845, 36570, 41814, 45450, 48177, 53530, 54855, 58075, 60950, 69690, 80295, 91425, 96354, 104535, 109710, 116150, 123119, 133825, 160590, 174225, 182850, 209070, 240885, 246238, 267650, 274275, 348450, 369357, 401475, 481770, 522675, 548550, 615595, 738714, 802950, 1045350, 1108071, 1204425, 1231190, 1846785, 2216142, 2408850, 3077975, 3693570, 5540355, 6155950, 9233925, 11080710, 18467850, 27701775, 55403550]

約数ペア:

[(1, 55403550), (2, 27701775), (3, 18467850), (5, 11080710), (6, 9233925), (9, 6155950), (10, 5540355), (15, 3693570), (18, 3077975), (23, 2408850), (25, 2216142), (30, 1846785), (45, 1231190), (46, 1204425), (50, 1108071), (53, 1045350), (69, 802950), (75, 738714), (90, 615595), (101, 548550), (106, 522675), (115, 481770), (138, 401475), (150, 369357), (159, 348450), (202, 274275), (207, 267650), (225, 246238), (230, 240885), (265, 209070), (303, 182850), (318, 174225), (345, 160590), (414, 133825), (450, 123119), (477, 116150), (505, 109710), (530, 104535), (575, 96354), (606, 91425), (690, 80295), (795, 69690), (909, 60950), (954, 58075), (1010, 54855), (1035, 53530), (1150, 48177), (1219, 45450), (1325, 41814), (1515, 36570), (1590, 34845), (1725, 32118), (1818, 30475), (2070, 26765), (2323, 23850), (2385, 23230), (2438, 22725), (2525, 21942), (2650, 20907), (3030, 18285), (3450, 16059), (3657, 15150), (3975, 13938), (4545, 12190), (4646, 11925), (4770, 11615), (5050, 10971), (5175, 10706), (5353, 10350), (6095, 9090), (6969, 7950), (7314, 7575)]