16175475

素因数分解:

$3^2\times 5^2\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1$

素因数の和:149

約数の個数: 72

約数和(自身を含む): 31240560

約数和(自身を除く): 15065085

約数列:

[1, 3, 5, 9, 15, 25, 29, 37, 45, 67, 75, 87, 111, 145, 185, 201, 225, 261, 333, 335, 435, 555, 603, 725, 925, 1005, 1073, 1305, 1665, 1675, 1943, 2175, 2479, 2775, 3015, 3219, 5025, 5365, 5829, 6525, 7437, 8325, 9657, 9715, 12395, 15075, 16095, 17487, 22311, 26825, 29145, 37185, 48285, 48575, 61975, 71891, 80475, 87435, 111555, 145725, 185925, 215673, 241425, 359455, 437175, 557775, 647019, 1078365, 1797275, 3235095, 5391825, 16175475]

約数ペア:

[(1, 16175475), (3, 5391825), (5, 3235095), (9, 1797275), (15, 1078365), (25, 647019), (29, 557775), (37, 437175), (45, 359455), (67, 241425), (75, 215673), (87, 185925), (111, 145725), (145, 111555), (185, 87435), (201, 80475), (225, 71891), (261, 61975), (333, 48575), (335, 48285), (435, 37185), (555, 29145), (603, 26825), (725, 22311), (925, 17487), (1005, 16095), (1073, 15075), (1305, 12395), (1665, 9715), (1675, 9657), (1943, 8325), (2175, 7437), (2479, 6525), (2775, 5829), (3015, 5365), (3219, 5025)]