90758240

素因数分解:

$2^5\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{547}}^1$

素因数の和:640

約数の個数: 96

約数和(自身を含む): 231172704

約数和(自身を除く): 140414464

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 32, 34, 40, 61, 68, 80, 85, 122, 136, 160, 170, 244, 272, 305, 340, 488, 544, 547, 610, 680, 976, 1037, 1094, 1220, 1360, 1952, 2074, 2188, 2440, 2720, 2735, 4148, 4376, 4880, 5185, 5470, 8296, 8752, 9299, 9760, 10370, 10940, 16592, 17504, 18598, 20740, 21880, 33184, 33367, 37196, 41480, 43760, 46495, 66734, 74392, 82960, 87520, 92990, 133468, 148784, 165920, 166835, 185980, 266936, 297568, 333670, 371960, 533872, 567239, 667340, 743920, 1067744, 1134478, 1334680, 1487840, 2268956, 2669360, 2836195, 4537912, 5338720, 5672390, 9075824, 11344780, 18151648, 22689560, 45379120, 90758240]

約数ペア:

[(1, 90758240), (2, 45379120), (4, 22689560), (5, 18151648), (8, 11344780), (10, 9075824), (16, 5672390), (17, 5338720), (20, 4537912), (32, 2836195), (34, 2669360), (40, 2268956), (61, 1487840), (68, 1334680), (80, 1134478), (85, 1067744), (122, 743920), (136, 667340), (160, 567239), (170, 533872), (244, 371960), (272, 333670), (305, 297568), (340, 266936), (488, 185980), (544, 166835), (547, 165920), (610, 148784), (680, 133468), (976, 92990), (1037, 87520), (1094, 82960), (1220, 74392), (1360, 66734), (1952, 46495), (2074, 43760), (2188, 41480), (2440, 37196), (2720, 33367), (2735, 33184), (4148, 21880), (4376, 20740), (4880, 18598), (5185, 17504), (5470, 16592), (8296, 10940), (8752, 10370), (9299, 9760)]