87042040

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6737}}^1$

素因数の和:6784

約数の個数: 64

約数和(自身を含む): 218311200

約数和(自身を除く): 131269160

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 34, 38, 40, 68, 76, 85, 95, 136, 152, 170, 190, 323, 340, 380, 646, 680, 760, 1292, 1615, 2584, 3230, 6460, 6737, 12920, 13474, 26948, 33685, 53896, 67370, 114529, 128003, 134740, 229058, 256006, 269480, 458116, 512012, 572645, 640015, 916232, 1024024, 1145290, 1280030, 2176051, 2290580, 2560060, 4352102, 4581160, 5120120, 8704204, 10880255, 17408408, 21760510, 43521020, 87042040]

約数ペア:

[(1, 87042040), (2, 43521020), (4, 21760510), (5, 17408408), (8, 10880255), (10, 8704204), (17, 5120120), (19, 4581160), (20, 4352102), (34, 2560060), (38, 2290580), (40, 2176051), (68, 1280030), (76, 1145290), (85, 1024024), (95, 916232), (136, 640015), (152, 572645), (170, 512012), (190, 458116), (323, 269480), (340, 256006), (380, 229058), (646, 134740), (680, 128003), (760, 114529), (1292, 67370), (1615, 53896), (2584, 33685), (3230, 26948), (6460, 13474), (6737, 12920)]