72105704

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{157}}^1\times {\mathrm{307}}^1$

素因数の和:498

約数の個数: 64

約数和(自身を含む): 157671360

約数和(自身を除く): 85565656

約数列:

[1, 2, 4, 8, 11, 17, 22, 34, 44, 68, 88, 136, 157, 187, 307, 314, 374, 614, 628, 748, 1228, 1256, 1496, 1727, 2456, 2669, 3377, 3454, 5219, 5338, 6754, 6908, 10438, 10676, 13508, 13816, 20876, 21352, 27016, 29359, 41752, 48199, 57409, 58718, 96398, 114818, 117436, 192796, 229636, 234872, 385592, 459272, 530189, 819383, 1060378, 1638766, 2120756, 3277532, 4241512, 6555064, 9013213, 18026426, 36052852, 72105704]

約数ペア:

[(1, 72105704), (2, 36052852), (4, 18026426), (8, 9013213), (11, 6555064), (17, 4241512), (22, 3277532), (34, 2120756), (44, 1638766), (68, 1060378), (88, 819383), (136, 530189), (157, 459272), (187, 385592), (307, 234872), (314, 229636), (374, 192796), (614, 117436), (628, 114818), (748, 96398), (1228, 58718), (1256, 57409), (1496, 48199), (1727, 41752), (2456, 29359), (2669, 27016), (3377, 21352), (3454, 20876), (5219, 13816), (5338, 13508), (6754, 10676), (6908, 10438)]