85660280

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{5477}}^1$

素因数の和:5528

約数の個数: 64

約数和(自身を含む): 212984640

約数和(自身を除く): 127324360

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 23, 34, 40, 46, 68, 85, 92, 115, 136, 170, 184, 230, 340, 391, 460, 680, 782, 920, 1564, 1955, 3128, 3910, 5477, 7820, 10954, 15640, 21908, 27385, 43816, 54770, 93109, 109540, 125971, 186218, 219080, 251942, 372436, 465545, 503884, 629855, 744872, 931090, 1007768, 1259710, 1862180, 2141507, 2519420, 3724360, 4283014, 5038840, 8566028, 10707535, 17132056, 21415070, 42830140, 85660280]

約数ペア:

[(1, 85660280), (2, 42830140), (4, 21415070), (5, 17132056), (8, 10707535), (10, 8566028), (17, 5038840), (20, 4283014), (23, 3724360), (34, 2519420), (40, 2141507), (46, 1862180), (68, 1259710), (85, 1007768), (92, 931090), (115, 744872), (136, 629855), (170, 503884), (184, 465545), (230, 372436), (340, 251942), (391, 219080), (460, 186218), (680, 125971), (782, 109540), (920, 93109), (1564, 54770), (1955, 43816), (3128, 27385), (3910, 21908), (5477, 15640), (7820, 10954)]