53574820

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:110

約数の個数: 144

約数和(自身を含む): 138636288

約数和(自身を除く): 85061468

約数列:

[1, 2, 4, 5, 10, 13, 17, 20, 23, 26, 31, 34, 46, 52, 62, 65, 68, 85, 92, 115, 124, 130, 155, 170, 221, 230, 260, 289, 299, 310, 340, 391, 403, 442, 460, 527, 578, 598, 620, 713, 782, 806, 884, 1054, 1105, 1156, 1196, 1426, 1445, 1495, 1564, 1612, 1955, 2015, 2108, 2210, 2635, 2852, 2890, 2990, 3565, 3757, 3910, 4030, 4420, 5083, 5270, 5780, 5980, 6647, 6851, 7130, 7514, 7820, 8060, 8959, 9269, 10166, 10540, 12121, 13294, 13702, 14260, 15028, 17918, 18538, 18785, 20332, 24242, 25415, 26588, 27404, 33235, 34255, 35836, 37076, 37570, 44795, 46345, 48484, 50830, 60605, 66470, 68510, 75140, 86411, 89590, 92690, 101660, 116467, 121210, 132940, 137020, 157573, 172822, 179180, 185380, 206057, 232934, 242420, 315146, 345644, 412114, 432055, 465868, 582335, 630292, 787865, 824228, 864110, 1030285, 1164670, 1575730, 1728220, 2060570, 2329340, 2678741, 3151460, 4121140, 5357482, 10714964, 13393705, 26787410, 53574820]

約数ペア:

[(1, 53574820), (2, 26787410), (4, 13393705), (5, 10714964), (10, 5357482), (13, 4121140), (17, 3151460), (20, 2678741), (23, 2329340), (26, 2060570), (31, 1728220), (34, 1575730), (46, 1164670), (52, 1030285), (62, 864110), (65, 824228), (68, 787865), (85, 630292), (92, 582335), (115, 465868), (124, 432055), (130, 412114), (155, 345644), (170, 315146), (221, 242420), (230, 232934), (260, 206057), (289, 185380), (299, 179180), (310, 172822), (340, 157573), (391, 137020), (403, 132940), (442, 121210), (460, 116467), (527, 101660), (578, 92690), (598, 89590), (620, 86411), (713, 75140), (782, 68510), (806, 66470), (884, 60605), (1054, 50830), (1105, 48484), (1156, 46345), (1196, 44795), (1426, 37570), (1445, 37076), (1495, 35836), (1564, 34255), (1612, 33235), (1955, 27404), (2015, 26588), (2108, 25415), (2210, 24242), (2635, 20332), (2852, 18785), (2890, 18538), (2990, 17918), (3565, 15028), (3757, 14260), (3910, 13702), (4030, 13294), (4420, 12121), (5083, 10540), (5270, 10166), (5780, 9269), (5980, 8959), (6647, 8060), (6851, 7820), (7130, 7514)]