15663462620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{285517}}^1$

素因数の和:285750

約数の個数: 48

約数和(自身を含む): 35591531808

約数和(自身を除く): 19928069188

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 211, 260, 422, 844, 1055, 2110, 2743, 4220, 5486, 10972, 13715, 27430, 54860, 285517, 571034, 1142068, 1427585, 2855170, 3711721, 5710340, 7423442, 14846884, 18558605, 37117210, 60244087, 74234420, 120488174, 240976348, 301220435, 602440870, 783173131, 1204881740, 1566346262, 3132692524, 3915865655, 7831731310, 15663462620]

約数ペア:

[(1, 15663462620), (2, 7831731310), (4, 3915865655), (5, 3132692524), (10, 1566346262), (13, 1204881740), (20, 783173131), (26, 602440870), (52, 301220435), (65, 240976348), (130, 120488174), (211, 74234420), (260, 60244087), (422, 37117210), (844, 18558605), (1055, 14846884), (2110, 7423442), (2743, 5710340), (4220, 3711721), (5486, 2855170), (10972, 1427585), (13715, 1142068), (27430, 571034), (54860, 285517)]