48740920

素因数分解:

$2^3\times 5^1\times {\mathrm{53}}^1\times {\mathrm{83}}^1\times {\mathrm{277}}^1$

素因数の和:424

約数の個数: 64

約数和(自身を含む): 113490720

約数和(自身を除く): 64749800

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 53, 83, 106, 166, 212, 265, 277, 332, 415, 424, 530, 554, 664, 830, 1060, 1108, 1385, 1660, 2120, 2216, 2770, 3320, 4399, 5540, 8798, 11080, 14681, 17596, 21995, 22991, 29362, 35192, 43990, 45982, 58724, 73405, 87980, 91964, 114955, 117448, 146810, 175960, 183928, 229910, 293620, 459820, 587240, 919640, 1218523, 2437046, 4874092, 6092615, 9748184, 12185230, 24370460, 48740920]

約数ペア:

[(1, 48740920), (2, 24370460), (4, 12185230), (5, 9748184), (8, 6092615), (10, 4874092), (20, 2437046), (40, 1218523), (53, 919640), (83, 587240), (106, 459820), (166, 293620), (212, 229910), (265, 183928), (277, 175960), (332, 146810), (415, 117448), (424, 114955), (530, 91964), (554, 87980), (664, 73405), (830, 58724), (1060, 45982), (1108, 43990), (1385, 35192), (1660, 29362), (2120, 22991), (2216, 21995), (2770, 17596), (3320, 14681), (4399, 11080), (5540, 8798)]