419786559790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{4987}}^1\times {\mathrm{647509}}^1$

素因数の和:652516

約数の個数: 32

約数和(自身を含む): 813904529760

約数和(自身を除く): 394117969970

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 4987, 9974, 24935, 49870, 64831, 129662, 324155, 647509, 648310, 1295018, 3237545, 6475090, 8417617, 16835234, 42088085, 84176170, 3229127383, 6458254766, 16145636915, 32291273830, 41978655979, 83957311958, 209893279895, 419786559790]

約数ペア:

[(1, 419786559790), (2, 209893279895), (5, 83957311958), (10, 41978655979), (13, 32291273830), (26, 16145636915), (65, 6458254766), (130, 3229127383), (4987, 84176170), (9974, 42088085), (24935, 16835234), (49870, 8417617), (64831, 6475090), (129662, 3237545), (324155, 1295018), (647509, 648310)]