91025920

素因数分解:

$2^9\times 5^1\times {\mathrm{31}}^2\times {\mathrm{37}}^1$

素因数の和:122

約数の個数: 120

約数和(自身を含む): 231611292

約数和(自身を除く): 140585372

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 37, 40, 62, 64, 74, 80, 124, 128, 148, 155, 160, 185, 248, 256, 296, 310, 320, 370, 496, 512, 592, 620, 640, 740, 961, 992, 1147, 1184, 1240, 1280, 1480, 1922, 1984, 2294, 2368, 2480, 2560, 2960, 3844, 3968, 4588, 4736, 4805, 4960, 5735, 5920, 7688, 7936, 9176, 9472, 9610, 9920, 11470, 11840, 15376, 15872, 18352, 18944, 19220, 19840, 22940, 23680, 30752, 35557, 36704, 38440, 39680, 45880, 47360, 61504, 71114, 73408, 76880, 79360, 91760, 94720, 123008, 142228, 146816, 153760, 177785, 183520, 246016, 284456, 293632, 307520, 355570, 367040, 492032, 568912, 587264, 615040, 711140, 734080, 1137824, 1230080, 1422280, 1468160, 2275648, 2460160, 2844560, 2936320, 4551296, 5689120, 9102592, 11378240, 18205184, 22756480, 45512960, 91025920]

約数ペア:

[(1, 91025920), (2, 45512960), (4, 22756480), (5, 18205184), (8, 11378240), (10, 9102592), (16, 5689120), (20, 4551296), (31, 2936320), (32, 2844560), (37, 2460160), (40, 2275648), (62, 1468160), (64, 1422280), (74, 1230080), (80, 1137824), (124, 734080), (128, 711140), (148, 615040), (155, 587264), (160, 568912), (185, 492032), (248, 367040), (256, 355570), (296, 307520), (310, 293632), (320, 284456), (370, 246016), (496, 183520), (512, 177785), (592, 153760), (620, 146816), (640, 142228), (740, 123008), (961, 94720), (992, 91760), (1147, 79360), (1184, 76880), (1240, 73408), (1280, 71114), (1480, 61504), (1922, 47360), (1984, 45880), (2294, 39680), (2368, 38440), (2480, 36704), (2560, 35557), (2960, 30752), (3844, 23680), (3968, 22940), (4588, 19840), (4736, 19220), (4805, 18944), (4960, 18352), (5735, 15872), (5920, 15376), (7688, 11840), (7936, 11470), (9176, 9920), (9472, 9610)]