69308390

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^2\times {\mathrm{73}}^1\times {\mathrm{263}}^1$

素因数の和:381

約数の個数: 48

約数和(自身を含む): 133977888

約数和(自身を除く): 64669498

約数列:

[1, 2, 5, 10, 19, 38, 73, 95, 146, 190, 263, 361, 365, 526, 722, 730, 1315, 1387, 1805, 2630, 2774, 3610, 4997, 6935, 9994, 13870, 19199, 24985, 26353, 38398, 49970, 52706, 94943, 95995, 131765, 189886, 191990, 263530, 364781, 474715, 729562, 949430, 1823905, 3647810, 6930839, 13861678, 34654195, 69308390]

約数ペア:

[(1, 69308390), (2, 34654195), (5, 13861678), (10, 6930839), (19, 3647810), (38, 1823905), (73, 949430), (95, 729562), (146, 474715), (190, 364781), (263, 263530), (361, 191990), (365, 189886), (526, 131765), (722, 95995), (730, 94943), (1315, 52706), (1387, 49970), (1805, 38398), (2630, 26353), (2774, 24985), (3610, 19199), (4997, 13870), (6935, 9994)]