81824032

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{2281}}^1$

素因数の和:2369

約数の個数: 48

約数和(自身を含む): 172519200

約数和(自身を除く): 90695168

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 59, 76, 118, 152, 236, 304, 472, 608, 944, 1121, 1888, 2242, 2281, 4484, 4562, 8968, 9124, 17936, 18248, 35872, 36496, 43339, 72992, 86678, 134579, 173356, 269158, 346712, 538316, 693424, 1076632, 1386848, 2153264, 2557001, 4306528, 5114002, 10228004, 20456008, 40912016, 81824032]

約数ペア:

[(1, 81824032), (2, 40912016), (4, 20456008), (8, 10228004), (16, 5114002), (19, 4306528), (32, 2557001), (38, 2153264), (59, 1386848), (76, 1076632), (118, 693424), (152, 538316), (236, 346712), (304, 269158), (472, 173356), (608, 134579), (944, 86678), (1121, 72992), (1888, 43339), (2242, 36496), (2281, 35872), (4484, 18248), (4562, 17936), (8968, 9124)]