25516480

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^2\times {\mathrm{659}}^1$

素因数の和:698

約数の個数: 84

約数和(自身を含む): 66888360

約数和(自身を除く): 41371880

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 121, 160, 176, 220, 242, 320, 352, 440, 484, 605, 659, 704, 880, 968, 1210, 1318, 1760, 1936, 2420, 2636, 3295, 3520, 3872, 4840, 5272, 6590, 7249, 7744, 9680, 10544, 13180, 14498, 19360, 21088, 26360, 28996, 36245, 38720, 42176, 52720, 57992, 72490, 79739, 105440, 115984, 144980, 159478, 210880, 231968, 289960, 318956, 398695, 463936, 579920, 637912, 797390, 1159840, 1275824, 1594780, 2319680, 2551648, 3189560, 5103296, 6379120, 12758240, 25516480]

約数ペア:

[(1, 25516480), (2, 12758240), (4, 6379120), (5, 5103296), (8, 3189560), (10, 2551648), (11, 2319680), (16, 1594780), (20, 1275824), (22, 1159840), (32, 797390), (40, 637912), (44, 579920), (55, 463936), (64, 398695), (80, 318956), (88, 289960), (110, 231968), (121, 210880), (160, 159478), (176, 144980), (220, 115984), (242, 105440), (320, 79739), (352, 72490), (440, 57992), (484, 52720), (605, 42176), (659, 38720), (704, 36245), (880, 28996), (968, 26360), (1210, 21088), (1318, 19360), (1760, 14498), (1936, 13180), (2420, 10544), (2636, 9680), (3295, 7744), (3520, 7249), (3872, 6590), (4840, 5272)]