74562280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{223}}^1\times {\mathrm{643}}^1$

素因数の和:890

約数の個数: 64

約数和(自身を含む): 181762560

約数和(自身を除く): 107200280

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 223, 260, 446, 520, 643, 892, 1115, 1286, 1784, 2230, 2572, 2899, 3215, 4460, 5144, 5798, 6430, 8359, 8920, 11596, 12860, 14495, 16718, 23192, 25720, 28990, 33436, 41795, 57980, 66872, 83590, 115960, 143389, 167180, 286778, 334360, 573556, 716945, 1147112, 1433890, 1864057, 2867780, 3728114, 5735560, 7456228, 9320285, 14912456, 18640570, 37281140, 74562280]

約数ペア:

[(1, 74562280), (2, 37281140), (4, 18640570), (5, 14912456), (8, 9320285), (10, 7456228), (13, 5735560), (20, 3728114), (26, 2867780), (40, 1864057), (52, 1433890), (65, 1147112), (104, 716945), (130, 573556), (223, 334360), (260, 286778), (446, 167180), (520, 143389), (643, 115960), (892, 83590), (1115, 66872), (1286, 57980), (1784, 41795), (2230, 33436), (2572, 28990), (2899, 25720), (3215, 23192), (4460, 16718), (5144, 14495), (5798, 12860), (6430, 11596), (8359, 8920)]