40107630160

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{2089}}^1\times {\mathrm{18461}}^1$

素因数の和:20576

約数の個数: 80

約数和(自身を含む): 100476850320

約数和(自身を除く): 60369220160

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 104, 130, 208, 260, 520, 1040, 2089, 4178, 8356, 10445, 16712, 18461, 20890, 27157, 33424, 36922, 41780, 54314, 73844, 83560, 92305, 108628, 135785, 147688, 167120, 184610, 217256, 239993, 271570, 295376, 369220, 434512, 479986, 543140, 738440, 959972, 1086280, 1199965, 1476880, 1919944, 2172560, 2399930, 3839888, 4799860, 9599720, 19199440, 38565029, 77130058, 154260116, 192825145, 308520232, 385650290, 501345377, 617040464, 771300580, 1002690754, 1542601160, 2005381508, 2506726885, 3085202320, 4010763016, 5013453770, 8021526032, 10026907540, 20053815080, 40107630160]

約数ペア:

[(1, 40107630160), (2, 20053815080), (4, 10026907540), (5, 8021526032), (8, 5013453770), (10, 4010763016), (13, 3085202320), (16, 2506726885), (20, 2005381508), (26, 1542601160), (40, 1002690754), (52, 771300580), (65, 617040464), (80, 501345377), (104, 385650290), (130, 308520232), (208, 192825145), (260, 154260116), (520, 77130058), (1040, 38565029), (2089, 19199440), (4178, 9599720), (8356, 4799860), (10445, 3839888), (16712, 2399930), (18461, 2172560), (20890, 1919944), (27157, 1476880), (33424, 1199965), (36922, 1086280), (41780, 959972), (54314, 738440), (73844, 543140), (83560, 479986), (92305, 434512), (108628, 369220), (135785, 295376), (147688, 271570), (167120, 239993), (184610, 217256)]