89488940

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{83}}^1$

素因数の和:207

約数の個数: 96

約数和(自身を含む): 205922304

約数和(自身を除く): 116433364

約数列:

[1, 2, 4, 5, 10, 20, 31, 37, 47, 62, 74, 83, 94, 124, 148, 155, 166, 185, 188, 235, 310, 332, 370, 415, 470, 620, 740, 830, 940, 1147, 1457, 1660, 1739, 2294, 2573, 2914, 3071, 3478, 3901, 4588, 5146, 5735, 5828, 6142, 6956, 7285, 7802, 8695, 10292, 11470, 12284, 12865, 14570, 15355, 15604, 17390, 19505, 22940, 25730, 29140, 30710, 34780, 39010, 51460, 53909, 61420, 78020, 95201, 107818, 120931, 144337, 190402, 215636, 241862, 269545, 288674, 380804, 476005, 483724, 539090, 577348, 604655, 721685, 952010, 1078180, 1209310, 1443370, 1904020, 2418620, 2886740, 4474447, 8948894, 17897788, 22372235, 44744470, 89488940]

約数ペア:

[(1, 89488940), (2, 44744470), (4, 22372235), (5, 17897788), (10, 8948894), (20, 4474447), (31, 2886740), (37, 2418620), (47, 1904020), (62, 1443370), (74, 1209310), (83, 1078180), (94, 952010), (124, 721685), (148, 604655), (155, 577348), (166, 539090), (185, 483724), (188, 476005), (235, 380804), (310, 288674), (332, 269545), (370, 241862), (415, 215636), (470, 190402), (620, 144337), (740, 120931), (830, 107818), (940, 95201), (1147, 78020), (1457, 61420), (1660, 53909), (1739, 51460), (2294, 39010), (2573, 34780), (2914, 30710), (3071, 29140), (3478, 25730), (3901, 22940), (4588, 19505), (5146, 17390), (5735, 15604), (5828, 15355), (6142, 14570), (6956, 12865), (7285, 12284), (7802, 11470), (8695, 10292)]