101405680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{173}}^1\times {\mathrm{431}}^1$

素因数の和:634

約数の個数: 80

約数和(自身を含む): 251662464

約数和(自身を除く): 150256784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 173, 272, 340, 346, 431, 680, 692, 862, 865, 1360, 1384, 1724, 1730, 2155, 2768, 2941, 3448, 3460, 4310, 5882, 6896, 6920, 7327, 8620, 11764, 13840, 14654, 14705, 17240, 23528, 29308, 29410, 34480, 36635, 47056, 58616, 58820, 73270, 74563, 117232, 117640, 146540, 149126, 235280, 293080, 298252, 372815, 586160, 596504, 745630, 1193008, 1267571, 1491260, 2535142, 2982520, 5070284, 5965040, 6337855, 10140568, 12675710, 20281136, 25351420, 50702840, 101405680]

約数ペア:

[(1, 101405680), (2, 50702840), (4, 25351420), (5, 20281136), (8, 12675710), (10, 10140568), (16, 6337855), (17, 5965040), (20, 5070284), (34, 2982520), (40, 2535142), (68, 1491260), (80, 1267571), (85, 1193008), (136, 745630), (170, 596504), (173, 586160), (272, 372815), (340, 298252), (346, 293080), (431, 235280), (680, 149126), (692, 146540), (862, 117640), (865, 117232), (1360, 74563), (1384, 73270), (1724, 58820), (1730, 58616), (2155, 47056), (2768, 36635), (2941, 34480), (3448, 29410), (3460, 29308), (4310, 23528), (5882, 17240), (6896, 14705), (6920, 14654), (7327, 13840), (8620, 11764)]