262154230

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{2039}}^1$

素因数の和:2125

約数の個数: 64

約数和(自身を含む): 542868480

約数和(自身を除く): 280714250

約数列:

[1, 2, 5, 10, 13, 23, 26, 43, 46, 65, 86, 115, 130, 215, 230, 299, 430, 559, 598, 989, 1118, 1495, 1978, 2039, 2795, 2990, 4078, 4945, 5590, 9890, 10195, 12857, 20390, 25714, 26507, 46897, 53014, 64285, 87677, 93794, 128570, 132535, 175354, 234485, 265070, 438385, 468970, 609661, 876770, 1139801, 1219322, 2016571, 2279602, 3048305, 4033142, 5699005, 6096610, 10082855, 11398010, 20165710, 26215423, 52430846, 131077115, 262154230]

約数ペア:

[(1, 262154230), (2, 131077115), (5, 52430846), (10, 26215423), (13, 20165710), (23, 11398010), (26, 10082855), (43, 6096610), (46, 5699005), (65, 4033142), (86, 3048305), (115, 2279602), (130, 2016571), (215, 1219322), (230, 1139801), (299, 876770), (430, 609661), (559, 468970), (598, 438385), (989, 265070), (1118, 234485), (1495, 175354), (1978, 132535), (2039, 128570), (2795, 93794), (2990, 87677), (4078, 64285), (4945, 53014), (5590, 46897), (9890, 26507), (10195, 25714), (12857, 20390)]