1256307550

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{1471}}^1$

素因数の和:1562

約数の個数: 96

約数和(自身を含む): 2628403200

約数和(自身を除く): 1372095650

約数列:

[1, 2, 5, 10, 19, 25, 29, 31, 38, 50, 58, 62, 95, 145, 155, 190, 290, 310, 475, 551, 589, 725, 775, 899, 950, 1102, 1178, 1450, 1471, 1550, 1798, 2755, 2942, 2945, 4495, 5510, 5890, 7355, 8990, 13775, 14710, 14725, 17081, 22475, 27550, 27949, 29450, 34162, 36775, 42659, 44950, 45601, 55898, 73550, 85318, 85405, 91202, 139745, 170810, 213295, 228005, 279490, 426590, 427025, 456010, 698725, 810521, 854050, 866419, 1066475, 1140025, 1322429, 1397450, 1621042, 1732838, 2132950, 2280050, 2644858, 4052605, 4332095, 6612145, 8105210, 8664190, 13224290, 20263025, 21660475, 25126151, 33060725, 40526050, 43320950, 50252302, 66121450, 125630755, 251261510, 628153775, 1256307550]

約数ペア:

[(1, 1256307550), (2, 628153775), (5, 251261510), (10, 125630755), (19, 66121450), (25, 50252302), (29, 43320950), (31, 40526050), (38, 33060725), (50, 25126151), (58, 21660475), (62, 20263025), (95, 13224290), (145, 8664190), (155, 8105210), (190, 6612145), (290, 4332095), (310, 4052605), (475, 2644858), (551, 2280050), (589, 2132950), (725, 1732838), (775, 1621042), (899, 1397450), (950, 1322429), (1102, 1140025), (1178, 1066475), (1450, 866419), (1471, 854050), (1550, 810521), (1798, 698725), (2755, 456010), (2942, 427025), (2945, 426590), (4495, 279490), (5510, 228005), (5890, 213295), (7355, 170810), (8990, 139745), (13775, 91202), (14710, 85405), (14725, 85318), (17081, 73550), (22475, 55898), (27550, 45601), (27949, 44950), (29450, 42659), (34162, 36775)]