118654280

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{97}}^1\times {\mathrm{577}}^1$

素因数の和:738

約数の個数: 64

約数和(自身を含む): 275289840

約数和(自身を除く): 156635560

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 97, 106, 194, 212, 265, 388, 424, 485, 530, 577, 776, 970, 1060, 1154, 1940, 2120, 2308, 2885, 3880, 4616, 5141, 5770, 10282, 11540, 20564, 23080, 25705, 30581, 41128, 51410, 55969, 61162, 102820, 111938, 122324, 152905, 205640, 223876, 244648, 279845, 305810, 447752, 559690, 611620, 1119380, 1223240, 2238760, 2966357, 5932714, 11865428, 14831785, 23730856, 29663570, 59327140, 118654280]

約数ペア:

[(1, 118654280), (2, 59327140), (4, 29663570), (5, 23730856), (8, 14831785), (10, 11865428), (20, 5932714), (40, 2966357), (53, 2238760), (97, 1223240), (106, 1119380), (194, 611620), (212, 559690), (265, 447752), (388, 305810), (424, 279845), (485, 244648), (530, 223876), (577, 205640), (776, 152905), (970, 122324), (1060, 111938), (1154, 102820), (1940, 61162), (2120, 55969), (2308, 51410), (2885, 41128), (3880, 30581), (4616, 25705), (5141, 23080), (5770, 20564), (10282, 11540)]