90678880

素因数分解:

$2^5\times 5^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{601}}^1$

素因数の和:680

約数の個数: 96

約数和(自身を含む): 229376448

約数和(自身を除く): 138697568

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 32, 40, 41, 46, 80, 82, 92, 115, 160, 164, 184, 205, 230, 328, 368, 410, 460, 601, 656, 736, 820, 920, 943, 1202, 1312, 1640, 1840, 1886, 2404, 3005, 3280, 3680, 3772, 4715, 4808, 6010, 6560, 7544, 9430, 9616, 12020, 13823, 15088, 18860, 19232, 24040, 24641, 27646, 30176, 37720, 48080, 49282, 55292, 69115, 75440, 96160, 98564, 110584, 123205, 138230, 150880, 197128, 221168, 246410, 276460, 394256, 442336, 492820, 552920, 566743, 788512, 985640, 1105840, 1133486, 1971280, 2211680, 2266972, 2833715, 3942560, 4533944, 5667430, 9067888, 11334860, 18135776, 22669720, 45339440, 90678880]

約数ペア:

[(1, 90678880), (2, 45339440), (4, 22669720), (5, 18135776), (8, 11334860), (10, 9067888), (16, 5667430), (20, 4533944), (23, 3942560), (32, 2833715), (40, 2266972), (41, 2211680), (46, 1971280), (80, 1133486), (82, 1105840), (92, 985640), (115, 788512), (160, 566743), (164, 552920), (184, 492820), (205, 442336), (230, 394256), (328, 276460), (368, 246410), (410, 221168), (460, 197128), (601, 150880), (656, 138230), (736, 123205), (820, 110584), (920, 98564), (943, 96160), (1202, 75440), (1312, 69115), (1640, 55292), (1840, 49282), (1886, 48080), (2404, 37720), (3005, 30176), (3280, 27646), (3680, 24641), (3772, 24040), (4715, 19232), (4808, 18860), (6010, 15088), (6560, 13823), (7544, 12020), (9430, 9616)]