31539300

素因数分解:

$2^2\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{8087}}^1$

素因数の和:8117

約数の個数: 72

約数和(自身を含む): 98285376

約数和(自身を除く): 66746076

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 20, 25, 26, 30, 39, 50, 52, 60, 65, 75, 78, 100, 130, 150, 156, 195, 260, 300, 325, 390, 650, 780, 975, 1300, 1950, 3900, 8087, 16174, 24261, 32348, 40435, 48522, 80870, 97044, 105131, 121305, 161740, 202175, 210262, 242610, 315393, 404350, 420524, 485220, 525655, 606525, 630786, 808700, 1051310, 1213050, 1261572, 1576965, 2102620, 2426100, 2628275, 3153930, 5256550, 6307860, 7884825, 10513100, 15769650, 31539300]

約数ペア:

[(1, 31539300), (2, 15769650), (3, 10513100), (4, 7884825), (5, 6307860), (6, 5256550), (10, 3153930), (12, 2628275), (13, 2426100), (15, 2102620), (20, 1576965), (25, 1261572), (26, 1213050), (30, 1051310), (39, 808700), (50, 630786), (52, 606525), (60, 525655), (65, 485220), (75, 420524), (78, 404350), (100, 315393), (130, 242610), (150, 210262), (156, 202175), (195, 161740), (260, 121305), (300, 105131), (325, 97044), (390, 80870), (650, 48522), (780, 40435), (975, 32348), (1300, 24261), (1950, 16174), (3900, 8087)]