81755632

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{373}}^1$

素因数の和:510

約数の個数: 80

約数和(自身を含む): 192924160

約数和(自身を除く): 111168528

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 103, 112, 133, 152, 206, 266, 304, 373, 412, 532, 721, 746, 824, 1064, 1442, 1492, 1648, 1957, 2128, 2611, 2884, 2984, 3914, 5222, 5768, 5968, 7087, 7828, 10444, 11536, 13699, 14174, 15656, 20888, 27398, 28348, 31312, 38419, 41776, 49609, 54796, 56696, 76838, 99218, 109592, 113392, 153676, 198436, 219184, 268933, 307352, 396872, 537866, 614704, 729961, 793744, 1075732, 1459922, 2151464, 2919844, 4302928, 5109727, 5839688, 10219454, 11679376, 20438908, 40877816, 81755632]

約数ペア:

[(1, 81755632), (2, 40877816), (4, 20438908), (7, 11679376), (8, 10219454), (14, 5839688), (16, 5109727), (19, 4302928), (28, 2919844), (38, 2151464), (56, 1459922), (76, 1075732), (103, 793744), (112, 729961), (133, 614704), (152, 537866), (206, 396872), (266, 307352), (304, 268933), (373, 219184), (412, 198436), (532, 153676), (721, 113392), (746, 109592), (824, 99218), (1064, 76838), (1442, 56696), (1492, 54796), (1648, 49609), (1957, 41776), (2128, 38419), (2611, 31312), (2884, 28348), (2984, 27398), (3914, 20888), (5222, 15656), (5768, 14174), (5968, 13699), (7087, 11536), (7828, 10444)]