63158420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{421}}^1\times {\mathrm{577}}^1$

素因数の和:1020

約数の個数: 48

約数和(自身を含む): 143422608

約数和(自身を除く): 80264188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 421, 577, 842, 1154, 1684, 2105, 2308, 2885, 4210, 5473, 5770, 7501, 8420, 10946, 11540, 15002, 21892, 27365, 30004, 37505, 54730, 75010, 109460, 150020, 242917, 485834, 971668, 1214585, 2429170, 3157921, 4858340, 6315842, 12631684, 15789605, 31579210, 63158420]

約数ペア:

[(1, 63158420), (2, 31579210), (4, 15789605), (5, 12631684), (10, 6315842), (13, 4858340), (20, 3157921), (26, 2429170), (52, 1214585), (65, 971668), (130, 485834), (260, 242917), (421, 150020), (577, 109460), (842, 75010), (1154, 54730), (1684, 37505), (2105, 30004), (2308, 27365), (2885, 21892), (4210, 15002), (5473, 11540), (5770, 10946), (7501, 8420)]