80642220

素因数分解:

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

素因数の和:659

約数の個数: 96

約数和(自身を含む): 240988608

約数和(自身を除く): 160346388

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 173, 204, 255, 340, 346, 457, 510, 519, 692, 865, 914, 1020, 1038, 1371, 1730, 1828, 2076, 2285, 2595, 2742, 2941, 3460, 4570, 5190, 5484, 5882, 6855, 7769, 8823, 9140, 10380, 11764, 13710, 14705, 15538, 17646, 23307, 27420, 29410, 31076, 35292, 38845, 44115, 46614, 58820, 77690, 79061, 88230, 93228, 116535, 155380, 158122, 176460, 233070, 237183, 316244, 395305, 466140, 474366, 790610, 948732, 1185915, 1344037, 1581220, 2371830, 2688074, 4032111, 4743660, 5376148, 6720185, 8064222, 13440370, 16128444, 20160555, 26880740, 40321110, 80642220]

約数ペア:

[(1, 80642220), (2, 40321110), (3, 26880740), (4, 20160555), (5, 16128444), (6, 13440370), (10, 8064222), (12, 6720185), (15, 5376148), (17, 4743660), (20, 4032111), (30, 2688074), (34, 2371830), (51, 1581220), (60, 1344037), (68, 1185915), (85, 948732), (102, 790610), (170, 474366), (173, 466140), (204, 395305), (255, 316244), (340, 237183), (346, 233070), (457, 176460), (510, 158122), (519, 155380), (692, 116535), (865, 93228), (914, 88230), (1020, 79061), (1038, 77690), (1371, 58820), (1730, 46614), (1828, 44115), (2076, 38845), (2285, 35292), (2595, 31076), (2742, 29410), (2941, 27420), (3460, 23307), (4570, 17646), (5190, 15538), (5484, 14705), (5882, 13710), (6855, 11764), (7769, 10380), (8823, 9140)]