225643480

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:604

約数の個数: 64

約数和(自身を含む): 517492800

約数和(自身を除く): 291849320

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 241, 263, 356, 445, 482, 526, 712, 890, 964, 1052, 1205, 1315, 1780, 1928, 2104, 2410, 2630, 3560, 4820, 5260, 9640, 10520, 21449, 23407, 42898, 46814, 63383, 85796, 93628, 107245, 117035, 126766, 171592, 187256, 214490, 234070, 253532, 316915, 428980, 468140, 507064, 633830, 857960, 936280, 1267660, 2535320, 5641087, 11282174, 22564348, 28205435, 45128696, 56410870, 112821740, 225643480]

約数ペア:

[(1, 225643480), (2, 112821740), (4, 56410870), (5, 45128696), (8, 28205435), (10, 22564348), (20, 11282174), (40, 5641087), (89, 2535320), (178, 1267660), (241, 936280), (263, 857960), (356, 633830), (445, 507064), (482, 468140), (526, 428980), (712, 316915), (890, 253532), (964, 234070), (1052, 214490), (1205, 187256), (1315, 171592), (1780, 126766), (1928, 117035), (2104, 107245), (2410, 93628), (2630, 85796), (3560, 63383), (4820, 46814), (5260, 42898), (9640, 23407), (10520, 21449)]