131440576

素因数分解:

$2^6\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{1181}}^1$

素因数の和:1277

約数の個数: 56

約数和(自身を含む): 273807936

約数和(自身を除く): 142367360

約数列:

[1, 2, 4, 8, 16, 32, 37, 47, 64, 74, 94, 148, 188, 296, 376, 592, 752, 1181, 1184, 1504, 1739, 2362, 2368, 3008, 3478, 4724, 6956, 9448, 13912, 18896, 27824, 37792, 43697, 55507, 55648, 75584, 87394, 111014, 111296, 174788, 222028, 349576, 444056, 699152, 888112, 1398304, 1776224, 2053759, 2796608, 3552448, 4107518, 8215036, 16430072, 32860144, 65720288, 131440576]

約数ペア:

[(1, 131440576), (2, 65720288), (4, 32860144), (8, 16430072), (16, 8215036), (32, 4107518), (37, 3552448), (47, 2796608), (64, 2053759), (74, 1776224), (94, 1398304), (148, 888112), (188, 699152), (296, 444056), (376, 349576), (592, 222028), (752, 174788), (1181, 111296), (1184, 111014), (1504, 87394), (1739, 75584), (2362, 55648), (2368, 55507), (3008, 43697), (3478, 37792), (4724, 27824), (6956, 18896), (9448, 13912)]