86702980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47639}}^1$

素因数の和:47668

約数の個数: 48

約数和(自身を含む): 224098560

約数和(自身を除く): 137395580

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 47639, 95278, 190556, 238195, 333473, 476390, 619307, 666946, 952780, 1238614, 1333892, 1667365, 2477228, 3096535, 3334730, 4335149, 6193070, 6669460, 8670298, 12386140, 17340596, 21675745, 43351490, 86702980]

約数ペア:

[(1, 86702980), (2, 43351490), (4, 21675745), (5, 17340596), (7, 12386140), (10, 8670298), (13, 6669460), (14, 6193070), (20, 4335149), (26, 3334730), (28, 3096535), (35, 2477228), (52, 1667365), (65, 1333892), (70, 1238614), (91, 952780), (130, 666946), (140, 619307), (182, 476390), (260, 333473), (364, 238195), (455, 190556), (910, 95278), (1820, 47639)]