538608728

素因数分解:

$2^3\times 7^1\times {\mathrm{79}}^1\times {\mathrm{211}}^1\times {\mathrm{577}}^1$

素因数の和:880

約数の個数: 64

約数和(自身を含む): 1176345600

約数和(自身を除く): 637736872

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 79, 158, 211, 316, 422, 553, 577, 632, 844, 1106, 1154, 1477, 1688, 2212, 2308, 2954, 4039, 4424, 4616, 5908, 8078, 11816, 16156, 16669, 32312, 33338, 45583, 66676, 91166, 116683, 121747, 133352, 182332, 233366, 243494, 319081, 364664, 466732, 486988, 638162, 852229, 933464, 973976, 1276324, 1704458, 2552648, 3408916, 6817832, 9618013, 19236026, 38472052, 67326091, 76944104, 134652182, 269304364, 538608728]

約数ペア:

[(1, 538608728), (2, 269304364), (4, 134652182), (7, 76944104), (8, 67326091), (14, 38472052), (28, 19236026), (56, 9618013), (79, 6817832), (158, 3408916), (211, 2552648), (316, 1704458), (422, 1276324), (553, 973976), (577, 933464), (632, 852229), (844, 638162), (1106, 486988), (1154, 466732), (1477, 364664), (1688, 319081), (2212, 243494), (2308, 233366), (2954, 182332), (4039, 133352), (4424, 121747), (4616, 116683), (5908, 91166), (8078, 66676), (11816, 45583), (16156, 33338), (16669, 32312)]