82138420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{45131}}^1$

素因数の和:45160

約数の個数: 48

約数和(自身を含む): 212300928

約数和(自身を除く): 130162508

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 45131, 90262, 180524, 225655, 315917, 451310, 586703, 631834, 902620, 1173406, 1263668, 1579585, 2346812, 2933515, 3159170, 4106921, 5867030, 6318340, 8213842, 11734060, 16427684, 20534605, 41069210, 82138420]

約数ペア:

[(1, 82138420), (2, 41069210), (4, 20534605), (5, 16427684), (7, 11734060), (10, 8213842), (13, 6318340), (14, 5867030), (20, 4106921), (26, 3159170), (28, 2933515), (35, 2346812), (52, 1579585), (65, 1263668), (70, 1173406), (91, 902620), (130, 631834), (140, 586703), (182, 451310), (260, 315917), (364, 225655), (455, 180524), (910, 90262), (1820, 45131)]