53761480

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{457}}^1$

素因数の和:658

約数の個数: 64

約数和(自身を含む): 129101040

約数和(自身を除く): 75339560

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 68, 85, 136, 170, 173, 340, 346, 457, 680, 692, 865, 914, 1384, 1730, 1828, 2285, 2941, 3460, 3656, 4570, 5882, 6920, 7769, 9140, 11764, 14705, 15538, 18280, 23528, 29410, 31076, 38845, 58820, 62152, 77690, 79061, 117640, 155380, 158122, 310760, 316244, 395305, 632488, 790610, 1344037, 1581220, 2688074, 3162440, 5376148, 6720185, 10752296, 13440370, 26880740, 53761480]

約数ペア:

[(1, 53761480), (2, 26880740), (4, 13440370), (5, 10752296), (8, 6720185), (10, 5376148), (17, 3162440), (20, 2688074), (34, 1581220), (40, 1344037), (68, 790610), (85, 632488), (136, 395305), (170, 316244), (173, 310760), (340, 158122), (346, 155380), (457, 117640), (680, 79061), (692, 77690), (865, 62152), (914, 58820), (1384, 38845), (1730, 31076), (1828, 29410), (2285, 23528), (2941, 18280), (3460, 15538), (3656, 14705), (4570, 11764), (5882, 9140), (6920, 7769)]