168994930

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{277}}^1$

素因数の和:348

約数の個数: 72

約数和(自身を含む): 348893892

約数和(自身を除く): 179898962

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 169, 190, 247, 277, 338, 361, 494, 554, 722, 845, 1235, 1385, 1690, 1805, 2470, 2770, 3211, 3601, 3610, 4693, 5263, 6422, 7202, 9386, 10526, 16055, 18005, 23465, 26315, 32110, 36010, 46813, 46930, 52630, 61009, 68419, 93626, 99997, 122018, 136838, 199994, 234065, 305045, 342095, 468130, 499985, 610090, 684190, 889447, 999970, 1299961, 1778894, 2599922, 4447235, 6499805, 8894470, 12999610, 16899493, 33798986, 84497465, 168994930]

約数ペア:

[(1, 168994930), (2, 84497465), (5, 33798986), (10, 16899493), (13, 12999610), (19, 8894470), (26, 6499805), (38, 4447235), (65, 2599922), (95, 1778894), (130, 1299961), (169, 999970), (190, 889447), (247, 684190), (277, 610090), (338, 499985), (361, 468130), (494, 342095), (554, 305045), (722, 234065), (845, 199994), (1235, 136838), (1385, 122018), (1690, 99997), (1805, 93626), (2470, 68419), (2770, 61009), (3211, 52630), (3601, 46930), (3610, 46813), (4693, 36010), (5263, 32110), (6422, 26315), (7202, 23465), (9386, 18005), (10526, 16055)]