7649590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^2\times {\mathrm{163}}^1$

素因数の和:221

約数の個数: 48

約数和(自身を含む): 15745968

約数和(自身を除く): 8096378

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 163, 190, 247, 326, 361, 494, 722, 815, 1235, 1630, 1805, 2119, 2470, 3097, 3610, 4238, 4693, 6194, 9386, 10595, 15485, 21190, 23465, 30970, 40261, 46930, 58843, 80522, 117686, 201305, 294215, 402610, 588430, 764959, 1529918, 3824795, 7649590]

約数ペア:

[(1, 7649590), (2, 3824795), (5, 1529918), (10, 764959), (13, 588430), (19, 402610), (26, 294215), (38, 201305), (65, 117686), (95, 80522), (130, 58843), (163, 46930), (190, 40261), (247, 30970), (326, 23465), (361, 21190), (494, 15485), (722, 10595), (815, 9386), (1235, 6194), (1630, 4693), (1805, 4238), (2119, 3610), (2470, 3097)]