102220040

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{3709}}^1$

素因数の和:3786

約数の個数: 64

約数和(自身を含む): 252428400

約数和(自身を除く): 150208360

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 53, 65, 104, 106, 130, 212, 260, 265, 424, 520, 530, 689, 1060, 1378, 2120, 2756, 3445, 3709, 5512, 6890, 7418, 13780, 14836, 18545, 27560, 29672, 37090, 48217, 74180, 96434, 148360, 192868, 196577, 241085, 385736, 393154, 482170, 786308, 964340, 982885, 1572616, 1928680, 1965770, 2555501, 3931540, 5111002, 7863080, 10222004, 12777505, 20444008, 25555010, 51110020, 102220040]

約数ペア:

[(1, 102220040), (2, 51110020), (4, 25555010), (5, 20444008), (8, 12777505), (10, 10222004), (13, 7863080), (20, 5111002), (26, 3931540), (40, 2555501), (52, 1965770), (53, 1928680), (65, 1572616), (104, 982885), (106, 964340), (130, 786308), (212, 482170), (260, 393154), (265, 385736), (424, 241085), (520, 196577), (530, 192868), (689, 148360), (1060, 96434), (1378, 74180), (2120, 48217), (2756, 37090), (3445, 29672), (3709, 27560), (5512, 18545), (6890, 14836), (7418, 13780)]