858874510

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{277}}^1$

素因数の和:398

約数の個数: 128

約数和(自身を含む): 1876379904

約数和(自身を除く): 1017505394

約数列:

[1, 2, 5, 10, 13, 17, 23, 26, 34, 46, 61, 65, 85, 115, 122, 130, 170, 221, 230, 277, 299, 305, 391, 442, 554, 598, 610, 782, 793, 1037, 1105, 1385, 1403, 1495, 1586, 1955, 2074, 2210, 2770, 2806, 2990, 3601, 3910, 3965, 4709, 5083, 5185, 6371, 7015, 7202, 7930, 9418, 10166, 10370, 12742, 13481, 14030, 16897, 18005, 18239, 23545, 23851, 25415, 26962, 31855, 33794, 36010, 36478, 47090, 47702, 50830, 61217, 63710, 67405, 82823, 84485, 91195, 108307, 119255, 122434, 134810, 165646, 168970, 182390, 216614, 219661, 238510, 287249, 306085, 310063, 388631, 414115, 439322, 541535, 574498, 612170, 620126, 777262, 828230, 1083070, 1098305, 1407991, 1436245, 1550315, 1943155, 2196610, 2815982, 2872490, 3100630, 3734237, 3886310, 5052203, 6606727, 7039955, 7468474, 10104406, 13213454, 14079910, 18671185, 25261015, 33033635, 37342370, 50522030, 66067270, 85887451, 171774902, 429437255, 858874510]

約数ペア:

[(1, 858874510), (2, 429437255), (5, 171774902), (10, 85887451), (13, 66067270), (17, 50522030), (23, 37342370), (26, 33033635), (34, 25261015), (46, 18671185), (61, 14079910), (65, 13213454), (85, 10104406), (115, 7468474), (122, 7039955), (130, 6606727), (170, 5052203), (221, 3886310), (230, 3734237), (277, 3100630), (299, 2872490), (305, 2815982), (391, 2196610), (442, 1943155), (554, 1550315), (598, 1436245), (610, 1407991), (782, 1098305), (793, 1083070), (1037, 828230), (1105, 777262), (1385, 620126), (1403, 612170), (1495, 574498), (1586, 541535), (1955, 439322), (2074, 414115), (2210, 388631), (2770, 310063), (2806, 306085), (2990, 287249), (3601, 238510), (3910, 219661), (3965, 216614), (4709, 182390), (5083, 168970), (5185, 165646), (6371, 134810), (7015, 122434), (7202, 119255), (7930, 108307), (9418, 91195), (10166, 84485), (10370, 82823), (12742, 67405), (13481, 63710), (14030, 61217), (16897, 50830), (18005, 47702), (18239, 47090), (23545, 36478), (23851, 36010), (25415, 33794), (26962, 31855)]