9481418440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{139187}}^1$

素因数の和:139342

約数の個数: 64

約数和(自身を含む): 23149748160

約数和(自身を除く): 13668329720

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 131, 260, 262, 520, 524, 655, 1048, 1310, 1703, 2620, 3406, 5240, 6812, 8515, 13624, 17030, 34060, 68120, 139187, 278374, 556748, 695935, 1113496, 1391870, 1809431, 2783740, 3618862, 5567480, 7237724, 9047155, 14475448, 18094310, 18233497, 36188620, 36466994, 72377240, 72933988, 91167485, 145867976, 182334970, 237035461, 364669940, 474070922, 729339880, 948141844, 1185177305, 1896283688, 2370354610, 4740709220, 9481418440]

約数ペア:

[(1, 9481418440), (2, 4740709220), (4, 2370354610), (5, 1896283688), (8, 1185177305), (10, 948141844), (13, 729339880), (20, 474070922), (26, 364669940), (40, 237035461), (52, 182334970), (65, 145867976), (104, 91167485), (130, 72933988), (131, 72377240), (260, 36466994), (262, 36188620), (520, 18233497), (524, 18094310), (655, 14475448), (1048, 9047155), (1310, 7237724), (1703, 5567480), (2620, 3618862), (3406, 2783740), (5240, 1809431), (6812, 1391870), (8515, 1113496), (13624, 695935), (17030, 556748), (34060, 278374), (68120, 139187)]