156939880

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{193}}^1\times {\mathrm{701}}^1$

素因数の和:934

約数の個数: 64

約数和(自身を含む): 367707600

約数和(自身を除く): 210767720

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 40, 58, 116, 145, 193, 232, 290, 386, 580, 701, 772, 965, 1160, 1402, 1544, 1930, 2804, 3505, 3860, 5597, 5608, 7010, 7720, 11194, 14020, 20329, 22388, 27985, 28040, 40658, 44776, 55970, 81316, 101645, 111940, 135293, 162632, 203290, 223880, 270586, 406580, 541172, 676465, 813160, 1082344, 1352930, 2705860, 3923497, 5411720, 7846994, 15693988, 19617485, 31387976, 39234970, 78469940, 156939880]

約数ペア:

[(1, 156939880), (2, 78469940), (4, 39234970), (5, 31387976), (8, 19617485), (10, 15693988), (20, 7846994), (29, 5411720), (40, 3923497), (58, 2705860), (116, 1352930), (145, 1082344), (193, 813160), (232, 676465), (290, 541172), (386, 406580), (580, 270586), (701, 223880), (772, 203290), (965, 162632), (1160, 135293), (1402, 111940), (1544, 101645), (1930, 81316), (2804, 55970), (3505, 44776), (3860, 40658), (5597, 28040), (5608, 27985), (7010, 22388), (7720, 20329), (11194, 14020)]