64538340

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{29}}^2\times {\mathrm{1279}}^1$

素因数の和:1349

約数の個数: 72

約数和(自身を含む): 187299840

約数和(自身を除く): 122761500

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 29, 30, 58, 60, 87, 116, 145, 174, 290, 348, 435, 580, 841, 870, 1279, 1682, 1740, 2523, 2558, 3364, 3837, 4205, 5046, 5116, 6395, 7674, 8410, 10092, 12615, 12790, 15348, 16820, 19185, 25230, 25580, 37091, 38370, 50460, 74182, 76740, 111273, 148364, 185455, 222546, 370910, 445092, 556365, 741820, 1075639, 1112730, 2151278, 2225460, 3226917, 4302556, 5378195, 6453834, 10756390, 12907668, 16134585, 21512780, 32269170, 64538340]

約数ペア:

[(1, 64538340), (2, 32269170), (3, 21512780), (4, 16134585), (5, 12907668), (6, 10756390), (10, 6453834), (12, 5378195), (15, 4302556), (20, 3226917), (29, 2225460), (30, 2151278), (58, 1112730), (60, 1075639), (87, 741820), (116, 556365), (145, 445092), (174, 370910), (290, 222546), (348, 185455), (435, 148364), (580, 111273), (841, 76740), (870, 74182), (1279, 50460), (1682, 38370), (1740, 37091), (2523, 25580), (2558, 25230), (3364, 19185), (3837, 16820), (4205, 15348), (5046, 12790), (5116, 12615), (6395, 10092), (7674, 8410)]