31288330

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{67}}^2$

素因数の和:199

約数の個数: 48

約数和(自身を含む): 62011656

約数和(自身を除く): 30723326

約数列:

[1, 2, 5, 10, 17, 34, 41, 67, 82, 85, 134, 170, 205, 335, 410, 670, 697, 1139, 1394, 2278, 2747, 3485, 4489, 5494, 5695, 6970, 8978, 11390, 13735, 22445, 27470, 44890, 46699, 76313, 93398, 152626, 184049, 233495, 368098, 381565, 466990, 763130, 920245, 1840490, 3128833, 6257666, 15644165, 31288330]

約数ペア:

[(1, 31288330), (2, 15644165), (5, 6257666), (10, 3128833), (17, 1840490), (34, 920245), (41, 763130), (67, 466990), (82, 381565), (85, 368098), (134, 233495), (170, 184049), (205, 152626), (335, 93398), (410, 76313), (670, 46699), (697, 44890), (1139, 27470), (1394, 22445), (2278, 13735), (2747, 11390), (3485, 8978), (4489, 6970), (5494, 5695)]