28255272

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{677}}^1$

素因数の和:770

約数の個数: 64

約数和(自身を含む): 74200320

約数和(自身を除く): 45945048

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 47, 74, 94, 111, 141, 148, 188, 222, 282, 296, 376, 444, 564, 677, 888, 1128, 1354, 1739, 2031, 2708, 3478, 4062, 5217, 5416, 6956, 8124, 10434, 13912, 16248, 20868, 25049, 31819, 41736, 50098, 63638, 75147, 95457, 100196, 127276, 150294, 190914, 200392, 254552, 300588, 381828, 601176, 763656, 1177303, 2354606, 3531909, 4709212, 7063818, 9418424, 14127636, 28255272]

約数ペア:

[(1, 28255272), (2, 14127636), (3, 9418424), (4, 7063818), (6, 4709212), (8, 3531909), (12, 2354606), (24, 1177303), (37, 763656), (47, 601176), (74, 381828), (94, 300588), (111, 254552), (141, 200392), (148, 190914), (188, 150294), (222, 127276), (282, 100196), (296, 95457), (376, 75147), (444, 63638), (564, 50098), (677, 41736), (888, 31819), (1128, 25049), (1354, 20868), (1739, 16248), (2031, 13912), (2708, 10434), (3478, 8124), (4062, 6956), (5217, 5416)]