713830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1$

素因数の和:73

約数の個数: 48

約数和(自身を含む): 1547280

約数和(自身を除く): 833450

約数列:

[1, 2, 5, 10, 13, 17, 19, 26, 34, 38, 65, 85, 95, 130, 170, 190, 221, 247, 289, 323, 442, 494, 578, 646, 1105, 1235, 1445, 1615, 2210, 2470, 2890, 3230, 3757, 4199, 5491, 7514, 8398, 10982, 18785, 20995, 27455, 37570, 41990, 54910, 71383, 142766, 356915, 713830]

約数ペア:

[(1, 713830), (2, 356915), (5, 142766), (10, 71383), (13, 54910), (17, 41990), (19, 37570), (26, 27455), (34, 20995), (38, 18785), (65, 10982), (85, 8398), (95, 7514), (130, 5491), (170, 4199), (190, 3757), (221, 3230), (247, 2890), (289, 2470), (323, 2210), (442, 1615), (494, 1445), (578, 1235), (646, 1105)]