82554940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149}}^1\times {\mathrm{2131}}^1$

素因数の和:2302

約数の個数: 48

約数和(自身を含む): 188042400

約数和(自身を除く): 105487460

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 149, 260, 298, 596, 745, 1490, 1937, 2131, 2980, 3874, 4262, 7748, 8524, 9685, 10655, 19370, 21310, 27703, 38740, 42620, 55406, 110812, 138515, 277030, 317519, 554060, 635038, 1270076, 1587595, 3175190, 4127747, 6350380, 8255494, 16510988, 20638735, 41277470, 82554940]

約数ペア:

[(1, 82554940), (2, 41277470), (4, 20638735), (5, 16510988), (10, 8255494), (13, 6350380), (20, 4127747), (26, 3175190), (52, 1587595), (65, 1270076), (130, 635038), (149, 554060), (260, 317519), (298, 277030), (596, 138515), (745, 110812), (1490, 55406), (1937, 42620), (2131, 38740), (2980, 27703), (3874, 21310), (4262, 19370), (7748, 10655), (8524, 9685)]