72457996

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{61}}^1\times {\mathrm{431}}^1$

素因数の和:562

約数の個数: 48

約数和(自身を含む): 141740928

約数和(自身を除く): 69282932

約数列:

[1, 2, 4, 13, 26, 52, 53, 61, 106, 122, 212, 244, 431, 689, 793, 862, 1378, 1586, 1724, 2756, 3172, 3233, 5603, 6466, 11206, 12932, 22412, 22843, 26291, 42029, 45686, 52582, 84058, 91372, 105164, 168116, 296959, 341783, 593918, 683566, 1187836, 1367132, 1393423, 2786846, 5573692, 18114499, 36228998, 72457996]

約数ペア:

[(1, 72457996), (2, 36228998), (4, 18114499), (13, 5573692), (26, 2786846), (52, 1393423), (53, 1367132), (61, 1187836), (106, 683566), (122, 593918), (212, 341783), (244, 296959), (431, 168116), (689, 105164), (793, 91372), (862, 84058), (1378, 52582), (1586, 45686), (1724, 42029), (2756, 26291), (3172, 22843), (3233, 22412), (5603, 12932), (6466, 11206)]