89328880

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{3457}}^1$

素因数の和:3506

約数の個数: 80

約数和(自身を含む): 231547680

約数和(自身を除く): 142218800

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 190, 272, 304, 323, 340, 380, 646, 680, 760, 1292, 1360, 1520, 1615, 2584, 3230, 3457, 5168, 6460, 6914, 12920, 13828, 17285, 25840, 27656, 34570, 55312, 58769, 65683, 69140, 117538, 131366, 138280, 235076, 262732, 276560, 293845, 328415, 470152, 525464, 587690, 656830, 940304, 1050928, 1116611, 1175380, 1313660, 2233222, 2350760, 2627320, 4466444, 4701520, 5254640, 5583055, 8932888, 11166110, 17865776, 22332220, 44664440, 89328880]

約数ペア:

[(1, 89328880), (2, 44664440), (4, 22332220), (5, 17865776), (8, 11166110), (10, 8932888), (16, 5583055), (17, 5254640), (19, 4701520), (20, 4466444), (34, 2627320), (38, 2350760), (40, 2233222), (68, 1313660), (76, 1175380), (80, 1116611), (85, 1050928), (95, 940304), (136, 656830), (152, 587690), (170, 525464), (190, 470152), (272, 328415), (304, 293845), (323, 276560), (340, 262732), (380, 235076), (646, 138280), (680, 131366), (760, 117538), (1292, 69140), (1360, 65683), (1520, 58769), (1615, 55312), (2584, 34570), (3230, 27656), (3457, 25840), (5168, 17285), (6460, 13828), (6914, 12920)]