68804924890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{2137}}^1\times {\mathrm{4673}}^1$

素因数の和:6883

約数の個数: 64

約数和(自身を含む): 135984907296

約数和(自身を除く): 67179982406

約数列:

[1, 2, 5, 10, 13, 26, 53, 65, 106, 130, 265, 530, 689, 1378, 2137, 3445, 4274, 4673, 6890, 9346, 10685, 21370, 23365, 27781, 46730, 55562, 60749, 113261, 121498, 138905, 226522, 247669, 277810, 303745, 495338, 566305, 607490, 1132610, 1238345, 1472393, 2476690, 2944786, 3219697, 6439394, 7361965, 9986201, 14723930, 16098485, 19972402, 32196970, 49931005, 99862010, 129820613, 259641226, 529268653, 649103065, 1058537306, 1298206130, 2646343265, 5292686530, 6880492489, 13760984978, 34402462445, 68804924890]

約数ペア:

[(1, 68804924890), (2, 34402462445), (5, 13760984978), (10, 6880492489), (13, 5292686530), (26, 2646343265), (53, 1298206130), (65, 1058537306), (106, 649103065), (130, 529268653), (265, 259641226), (530, 129820613), (689, 99862010), (1378, 49931005), (2137, 32196970), (3445, 19972402), (4274, 16098485), (4673, 14723930), (6890, 9986201), (9346, 7361965), (10685, 6439394), (21370, 3219697), (23365, 2944786), (27781, 2476690), (46730, 1472393), (55562, 1238345), (60749, 1132610), (113261, 607490), (121498, 566305), (138905, 495338), (226522, 303745), (247669, 277810)]