7948654550

素因数分解:

$2^1\times 5^2\times {\mathrm{101}}^1\times {\mathrm{971}}^1\times {\mathrm{1621}}^1$

素因数の和:2705

約数の個数: 48

約数和(自身を含む): 14955475824

約数和(自身を除く): 7006821274

約数列:

[1, 2, 5, 10, 25, 50, 101, 202, 505, 971, 1010, 1621, 1942, 2525, 3242, 4855, 5050, 8105, 9710, 16210, 24275, 40525, 48550, 81050, 98071, 163721, 196142, 327442, 490355, 818605, 980710, 1573991, 1637210, 2451775, 3147982, 4093025, 4903550, 7869955, 8186050, 15739910, 39349775, 78699550, 158973091, 317946182, 794865455, 1589730910, 3974327275, 7948654550]

約数ペア:

[(1, 7948654550), (2, 3974327275), (5, 1589730910), (10, 794865455), (25, 317946182), (50, 158973091), (101, 78699550), (202, 39349775), (505, 15739910), (971, 8186050), (1010, 7869955), (1621, 4903550), (1942, 4093025), (2525, 3147982), (3242, 2451775), (4855, 1637210), (5050, 1573991), (8105, 980710), (9710, 818605), (16210, 490355), (24275, 327442), (40525, 196142), (48550, 163721), (81050, 98071)]