74879360

素因数分解:

$2^7\times 5^1\times {\mathrm{79}}^1\times {\mathrm{1481}}^1$

素因数の和:1579

約数の個数: 64

約数和(自身を含む): 181396800

約数和(自身を除く): 106517440

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 79, 80, 128, 158, 160, 316, 320, 395, 632, 640, 790, 1264, 1481, 1580, 2528, 2962, 3160, 5056, 5924, 6320, 7405, 10112, 11848, 12640, 14810, 23696, 25280, 29620, 47392, 50560, 59240, 94784, 116999, 118480, 189568, 233998, 236960, 467996, 473920, 584995, 935992, 947840, 1169990, 1871984, 2339980, 3743968, 4679960, 7487936, 9359920, 14975872, 18719840, 37439680, 74879360]

約数ペア:

[(1, 74879360), (2, 37439680), (4, 18719840), (5, 14975872), (8, 9359920), (10, 7487936), (16, 4679960), (20, 3743968), (32, 2339980), (40, 1871984), (64, 1169990), (79, 947840), (80, 935992), (128, 584995), (158, 473920), (160, 467996), (316, 236960), (320, 233998), (395, 189568), (632, 118480), (640, 116999), (790, 94784), (1264, 59240), (1481, 50560), (1580, 47392), (2528, 29620), (2962, 25280), (3160, 23696), (5056, 14810), (5924, 12640), (6320, 11848), (7405, 10112)]