81140448

素因数分解:

$2^5\times 3^1\times {\mathrm{397}}^1\times {\mathrm{2129}}^1$

素因数の和:2539

約数の個数: 48

約数和(自身を含む): 213630480

約数和(自身を除く): 132490032

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 397, 794, 1191, 1588, 2129, 2382, 3176, 4258, 4764, 6352, 6387, 8516, 9528, 12704, 12774, 17032, 19056, 25548, 34064, 38112, 51096, 68128, 102192, 204384, 845213, 1690426, 2535639, 3380852, 5071278, 6761704, 10142556, 13523408, 20285112, 27046816, 40570224, 81140448]

約数ペア:

[(1, 81140448), (2, 40570224), (3, 27046816), (4, 20285112), (6, 13523408), (8, 10142556), (12, 6761704), (16, 5071278), (24, 3380852), (32, 2535639), (48, 1690426), (96, 845213), (397, 204384), (794, 102192), (1191, 68128), (1588, 51096), (2129, 38112), (2382, 34064), (3176, 25548), (4258, 19056), (4764, 17032), (6352, 12774), (6387, 12704), (8516, 9528)]