87221560

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4423}}^1$

素因数の和:4480

約数の個数: 64

約数和(自身を含む): 215006400

約数和(自身を除く): 127784840

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 29, 34, 40, 58, 68, 85, 116, 136, 145, 170, 232, 290, 340, 493, 580, 680, 986, 1160, 1972, 2465, 3944, 4423, 4930, 8846, 9860, 17692, 19720, 22115, 35384, 44230, 75191, 88460, 128267, 150382, 176920, 256534, 300764, 375955, 513068, 601528, 641335, 751910, 1026136, 1282670, 1503820, 2180539, 2565340, 3007640, 4361078, 5130680, 8722156, 10902695, 17444312, 21805390, 43610780, 87221560]

約数ペア:

[(1, 87221560), (2, 43610780), (4, 21805390), (5, 17444312), (8, 10902695), (10, 8722156), (17, 5130680), (20, 4361078), (29, 3007640), (34, 2565340), (40, 2180539), (58, 1503820), (68, 1282670), (85, 1026136), (116, 751910), (136, 641335), (145, 601528), (170, 513068), (232, 375955), (290, 300764), (340, 256534), (493, 176920), (580, 150382), (680, 128267), (986, 88460), (1160, 75191), (1972, 44230), (2465, 35384), (3944, 22115), (4423, 19720), (4930, 17692), (8846, 9860)]