61971618880

素因数分解:

$2^6\times 5^1\times {\mathrm{31}}^1\times {\mathrm{251}}^1\times {\mathrm{24889}}^1$

素因数の和:25188

約数の個数: 112

約数和(自身を含む): 152943275520

約数和(自身を除く): 90971656640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 155, 160, 248, 251, 310, 320, 496, 502, 620, 992, 1004, 1240, 1255, 1984, 2008, 2480, 2510, 4016, 4960, 5020, 7781, 8032, 9920, 10040, 15562, 16064, 20080, 24889, 31124, 38905, 40160, 49778, 62248, 77810, 80320, 99556, 124445, 124496, 155620, 199112, 248890, 248992, 311240, 398224, 497780, 497984, 622480, 771559, 796448, 995560, 1244960, 1543118, 1592896, 1991120, 2489920, 3086236, 3857795, 3982240, 6172472, 6247139, 7715590, 7964480, 12344944, 12494278, 15431180, 24689888, 24988556, 30862360, 31235695, 49379776, 49977112, 61724720, 62471390, 99954224, 123449440, 124942780, 193661309, 199908448, 246898880, 249885560, 387322618, 399816896, 499771120, 774645236, 968306545, 999542240, 1549290472, 1936613090, 1999084480, 3098580944, 3873226180, 6197161888, 7746452360, 12394323776, 15492904720, 30985809440, 61971618880]

約数ペア:

[(1, 61971618880), (2, 30985809440), (4, 15492904720), (5, 12394323776), (8, 7746452360), (10, 6197161888), (16, 3873226180), (20, 3098580944), (31, 1999084480), (32, 1936613090), (40, 1549290472), (62, 999542240), (64, 968306545), (80, 774645236), (124, 499771120), (155, 399816896), (160, 387322618), (248, 249885560), (251, 246898880), (310, 199908448), (320, 193661309), (496, 124942780), (502, 123449440), (620, 99954224), (992, 62471390), (1004, 61724720), (1240, 49977112), (1255, 49379776), (1984, 31235695), (2008, 30862360), (2480, 24988556), (2510, 24689888), (4016, 15431180), (4960, 12494278), (5020, 12344944), (7781, 7964480), (8032, 7715590), (9920, 6247139), (10040, 6172472), (15562, 3982240), (16064, 3857795), (20080, 3086236), (24889, 2489920), (31124, 1991120), (38905, 1592896), (40160, 1543118), (49778, 1244960), (62248, 995560), (77810, 796448), (80320, 771559), (99556, 622480), (124445, 497984), (124496, 497780), (155620, 398224), (199112, 311240), (248890, 248992)]