177695879975

素因数分解:

$5^2\times {\mathrm{23}}^1\times {\mathrm{43}}^2\times {\mathrm{397}}^1\times {\mathrm{421}}^1$

素因数の和:937

約数の個数: 72

約数和(自身を含む): 236547886752

約数和(自身を除く): 58852006777

約数列:

[1, 5, 23, 25, 43, 115, 215, 397, 421, 575, 989, 1075, 1849, 1985, 2105, 4945, 9131, 9245, 9683, 9925, 10525, 17071, 18103, 24725, 42527, 45655, 46225, 48415, 85355, 90515, 167137, 212635, 228275, 242075, 392633, 416369, 426775, 452575, 734053, 778429, 835685, 1063175, 1963165, 2081845, 3670265, 3844151, 3892145, 4178425, 7186891, 9815825, 10409225, 16883219, 17903867, 18351325, 19220755, 19460725, 35934455, 84416095, 89519335, 96103775, 165298493, 179672275, 309036313, 422080475, 447596675, 826492465, 1545181565, 4132462325, 7107835199, 7725907825, 35539175995, 177695879975]

約数ペア:

[(1, 177695879975), (5, 35539175995), (23, 7725907825), (25, 7107835199), (43, 4132462325), (115, 1545181565), (215, 826492465), (397, 447596675), (421, 422080475), (575, 309036313), (989, 179672275), (1075, 165298493), (1849, 96103775), (1985, 89519335), (2105, 84416095), (4945, 35934455), (9131, 19460725), (9245, 19220755), (9683, 18351325), (9925, 17903867), (10525, 16883219), (17071, 10409225), (18103, 9815825), (24725, 7186891), (42527, 4178425), (45655, 3892145), (46225, 3844151), (48415, 3670265), (85355, 2081845), (90515, 1963165), (167137, 1063175), (212635, 835685), (228275, 778429), (242075, 734053), (392633, 452575), (416369, 426775)]