863980970

素因数分解:

$2^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{149}}^1\times {\mathrm{1483}}^1$

素因数の和:1679

約数の個数: 64

約数和(自身を含む): 1730937600

約数和(自身を除く): 866956630

約数列:

[1, 2, 5, 10, 17, 23, 34, 46, 85, 115, 149, 170, 230, 298, 391, 745, 782, 1483, 1490, 1955, 2533, 2966, 3427, 3910, 5066, 6854, 7415, 12665, 14830, 17135, 25211, 25330, 34109, 34270, 50422, 58259, 68218, 116518, 126055, 170545, 220967, 252110, 291295, 341090, 441934, 579853, 582590, 1104835, 1159706, 2209670, 2899265, 3756439, 5082241, 5798530, 7512878, 10164482, 18782195, 25411205, 37564390, 50822410, 86398097, 172796194, 431990485, 863980970]

約数ペア:

[(1, 863980970), (2, 431990485), (5, 172796194), (10, 86398097), (17, 50822410), (23, 37564390), (34, 25411205), (46, 18782195), (85, 10164482), (115, 7512878), (149, 5798530), (170, 5082241), (230, 3756439), (298, 2899265), (391, 2209670), (745, 1159706), (782, 1104835), (1483, 582590), (1490, 579853), (1955, 441934), (2533, 341090), (2966, 291295), (3427, 252110), (3910, 220967), (5066, 170545), (6854, 126055), (7415, 116518), (12665, 68218), (14830, 58259), (17135, 50422), (25211, 34270), (25330, 34109)]