202326020

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{61}}^1\times {\mathrm{12757}}^1$

素因数の和:12840

約数の個数: 48

約数和(自身を含む): 465105648

約数和(自身を除く): 262779628

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 61, 65, 122, 130, 244, 260, 305, 610, 793, 1220, 1586, 3172, 3965, 7930, 12757, 15860, 25514, 51028, 63785, 127570, 165841, 255140, 331682, 663364, 778177, 829205, 1556354, 1658410, 3112708, 3316820, 3890885, 7781770, 10116301, 15563540, 20232602, 40465204, 50581505, 101163010, 202326020]

約数ペア:

[(1, 202326020), (2, 101163010), (4, 50581505), (5, 40465204), (10, 20232602), (13, 15563540), (20, 10116301), (26, 7781770), (52, 3890885), (61, 3316820), (65, 3112708), (122, 1658410), (130, 1556354), (244, 829205), (260, 778177), (305, 663364), (610, 331682), (793, 255140), (1220, 165841), (1586, 127570), (3172, 63785), (3965, 51028), (7930, 25514), (12757, 15860)]