256872450

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1\times {\mathrm{409}}^1$

素因数の和:556

約数の個数: 96

約数和(自身を含む): 658886400

約数和(自身を除く): 402013950

約数列:

[1, 2, 3, 5, 6, 10, 15, 25, 30, 50, 53, 75, 79, 106, 150, 158, 159, 237, 265, 318, 395, 409, 474, 530, 790, 795, 818, 1185, 1227, 1325, 1590, 1975, 2045, 2370, 2454, 2650, 3950, 3975, 4090, 4187, 5925, 6135, 7950, 8374, 10225, 11850, 12270, 12561, 20450, 20935, 21677, 25122, 30675, 32311, 41870, 43354, 61350, 62805, 64622, 65031, 96933, 104675, 108385, 125610, 130062, 161555, 193866, 209350, 216770, 314025, 323110, 325155, 484665, 541925, 628050, 650310, 807775, 969330, 1083850, 1615550, 1625775, 1712483, 2423325, 3251550, 3424966, 4846650, 5137449, 8562415, 10274898, 17124830, 25687245, 42812075, 51374490, 85624150, 128436225, 256872450]

約数ペア:

[(1, 256872450), (2, 128436225), (3, 85624150), (5, 51374490), (6, 42812075), (10, 25687245), (15, 17124830), (25, 10274898), (30, 8562415), (50, 5137449), (53, 4846650), (75, 3424966), (79, 3251550), (106, 2423325), (150, 1712483), (158, 1625775), (159, 1615550), (237, 1083850), (265, 969330), (318, 807775), (395, 650310), (409, 628050), (474, 541925), (530, 484665), (790, 325155), (795, 323110), (818, 314025), (1185, 216770), (1227, 209350), (1325, 193866), (1590, 161555), (1975, 130062), (2045, 125610), (2370, 108385), (2454, 104675), (2650, 96933), (3950, 65031), (3975, 64622), (4090, 62805), (4187, 61350), (5925, 43354), (6135, 41870), (7950, 32311), (8374, 30675), (10225, 25122), (11850, 21677), (12270, 20935), (12561, 20450)]