817616930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^1\times {\mathrm{25463}}^1$

素因数の和:25515

約数の個数: 48

約数和(自身を含む): 1677568320

約数和(自身を除く): 859951390

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 338, 494, 845, 1235, 1690, 2470, 3211, 6422, 16055, 25463, 32110, 50926, 127315, 254630, 331019, 483797, 662038, 967594, 1655095, 2418985, 3310190, 4303247, 4837970, 6289361, 8606494, 12578722, 21516235, 31446805, 43032470, 62893610, 81761693, 163523386, 408808465, 817616930]

約数ペア:

[(1, 817616930), (2, 408808465), (5, 163523386), (10, 81761693), (13, 62893610), (19, 43032470), (26, 31446805), (38, 21516235), (65, 12578722), (95, 8606494), (130, 6289361), (169, 4837970), (190, 4303247), (247, 3310190), (338, 2418985), (494, 1655095), (845, 967594), (1235, 662038), (1690, 483797), (2470, 331019), (3211, 254630), (6422, 127315), (16055, 50926), (25463, 32110)]