79509680

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 120

約数和(自身を含む): 207851280

約数和(自身を除く): 128341600

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 19, 20, 34, 38, 40, 68, 76, 80, 85, 95, 136, 152, 170, 181, 190, 272, 289, 304, 323, 340, 362, 380, 578, 646, 680, 724, 760, 905, 1156, 1292, 1360, 1445, 1448, 1520, 1615, 1810, 2312, 2584, 2890, 2896, 3077, 3230, 3439, 3620, 4624, 5168, 5491, 5780, 6154, 6460, 6878, 7240, 10982, 11560, 12308, 12920, 13756, 14480, 15385, 17195, 21964, 23120, 24616, 25840, 27455, 27512, 30770, 34390, 43928, 49232, 52309, 54910, 55024, 58463, 61540, 68780, 87856, 104618, 109820, 116926, 123080, 137560, 209236, 219640, 233852, 246160, 261545, 275120, 292315, 418472, 439280, 467704, 523090, 584630, 836944, 935408, 993871, 1046180, 1169260, 1987742, 2092360, 2338520, 3975484, 4184720, 4677040, 4969355, 7950968, 9938710, 15901936, 19877420, 39754840, 79509680]

約数ペア:

[(1, 79509680), (2, 39754840), (4, 19877420), (5, 15901936), (8, 9938710), (10, 7950968), (16, 4969355), (17, 4677040), (19, 4184720), (20, 3975484), (34, 2338520), (38, 2092360), (40, 1987742), (68, 1169260), (76, 1046180), (80, 993871), (85, 935408), (95, 836944), (136, 584630), (152, 523090), (170, 467704), (181, 439280), (190, 418472), (272, 292315), (289, 275120), (304, 261545), (323, 246160), (340, 233852), (362, 219640), (380, 209236), (578, 137560), (646, 123080), (680, 116926), (724, 109820), (760, 104618), (905, 87856), (1156, 68780), (1292, 61540), (1360, 58463), (1445, 55024), (1448, 54910), (1520, 52309), (1615, 49232), (1810, 43928), (2312, 34390), (2584, 30770), (2890, 27512), (2896, 27455), (3077, 25840), (3230, 24616), (3439, 23120), (3620, 21964), (4624, 17195), (5168, 15385), (5491, 14480), (5780, 13756), (6154, 12920), (6460, 12308), (6878, 11560), (7240, 10982)]