148626400

素因数分解:

$2^5\times 5^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{461}}^1$

素因数の和:525

約数の個数: 144

約数和(自身を含む): 404224128

約数和(自身を除く): 255597728

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 25, 26, 31, 32, 40, 50, 52, 62, 65, 80, 100, 104, 124, 130, 155, 160, 200, 208, 248, 260, 310, 325, 400, 403, 416, 461, 496, 520, 620, 650, 775, 800, 806, 922, 992, 1040, 1240, 1300, 1550, 1612, 1844, 2015, 2080, 2305, 2480, 2600, 3100, 3224, 3688, 4030, 4610, 4960, 5200, 5993, 6200, 6448, 7376, 8060, 9220, 10075, 10400, 11525, 11986, 12400, 12896, 14291, 14752, 16120, 18440, 20150, 23050, 23972, 24800, 28582, 29965, 32240, 36880, 40300, 46100, 47944, 57164, 59930, 64480, 71455, 73760, 80600, 92200, 95888, 114328, 119860, 142910, 149825, 161200, 184400, 185783, 191776, 228656, 239720, 285820, 299650, 322400, 357275, 368800, 371566, 457312, 479440, 571640, 599300, 714550, 743132, 928915, 958880, 1143280, 1198600, 1429100, 1486264, 1857830, 2286560, 2397200, 2858200, 2972528, 3715660, 4644575, 4794400, 5716400, 5945056, 7431320, 9289150, 11432800, 14862640, 18578300, 29725280, 37156600, 74313200, 148626400]

約数ペア:

[(1, 148626400), (2, 74313200), (4, 37156600), (5, 29725280), (8, 18578300), (10, 14862640), (13, 11432800), (16, 9289150), (20, 7431320), (25, 5945056), (26, 5716400), (31, 4794400), (32, 4644575), (40, 3715660), (50, 2972528), (52, 2858200), (62, 2397200), (65, 2286560), (80, 1857830), (100, 1486264), (104, 1429100), (124, 1198600), (130, 1143280), (155, 958880), (160, 928915), (200, 743132), (208, 714550), (248, 599300), (260, 571640), (310, 479440), (325, 457312), (400, 371566), (403, 368800), (416, 357275), (461, 322400), (496, 299650), (520, 285820), (620, 239720), (650, 228656), (775, 191776), (800, 185783), (806, 184400), (922, 161200), (992, 149825), (1040, 142910), (1240, 119860), (1300, 114328), (1550, 95888), (1612, 92200), (1844, 80600), (2015, 73760), (2080, 71455), (2305, 64480), (2480, 59930), (2600, 57164), (3100, 47944), (3224, 46100), (3688, 40300), (4030, 36880), (4610, 32240), (4960, 29965), (5200, 28582), (5993, 24800), (6200, 23972), (6448, 23050), (7376, 20150), (8060, 18440), (9220, 16120), (10075, 14752), (10400, 14291), (11525, 12896), (11986, 12400)]