8975320

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{197}}^1$

素因数の和:292

約数の個数: 64

約数和(自身を含む): 21811680

約数和(自身を除く): 12836360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 34, 40, 67, 68, 85, 134, 136, 170, 197, 268, 335, 340, 394, 536, 670, 680, 788, 985, 1139, 1340, 1576, 1970, 2278, 2680, 3349, 3940, 4556, 5695, 6698, 7880, 9112, 11390, 13199, 13396, 16745, 22780, 26398, 26792, 33490, 45560, 52796, 65995, 66980, 105592, 131990, 133960, 224383, 263980, 448766, 527960, 897532, 1121915, 1795064, 2243830, 4487660, 8975320]

約数ペア:

[(1, 8975320), (2, 4487660), (4, 2243830), (5, 1795064), (8, 1121915), (10, 897532), (17, 527960), (20, 448766), (34, 263980), (40, 224383), (67, 133960), (68, 131990), (85, 105592), (134, 66980), (136, 65995), (170, 52796), (197, 45560), (268, 33490), (335, 26792), (340, 26398), (394, 22780), (536, 16745), (670, 13396), (680, 13199), (788, 11390), (985, 9112), (1139, 7880), (1340, 6698), (1576, 5695), (1970, 4556), (2278, 3940), (2680, 3349)]