4040050

素因数分解:

$2^1\times 5^2\times 7^2\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:140

約数の個数: 72

約数和(自身を含む): 9350964

約数和(自身を除く): 5310914

約数列:

[1, 2, 5, 7, 10, 14, 17, 25, 34, 35, 49, 50, 70, 85, 97, 98, 119, 170, 175, 194, 238, 245, 350, 425, 485, 490, 595, 679, 833, 850, 970, 1190, 1225, 1358, 1649, 1666, 2425, 2450, 2975, 3298, 3395, 4165, 4753, 4850, 5950, 6790, 8245, 8330, 9506, 11543, 16490, 16975, 20825, 23086, 23765, 33950, 41225, 41650, 47530, 57715, 80801, 82450, 115430, 118825, 161602, 237650, 288575, 404005, 577150, 808010, 2020025, 4040050]

約数ペア:

[(1, 4040050), (2, 2020025), (5, 808010), (7, 577150), (10, 404005), (14, 288575), (17, 237650), (25, 161602), (34, 118825), (35, 115430), (49, 82450), (50, 80801), (70, 57715), (85, 47530), (97, 41650), (98, 41225), (119, 33950), (170, 23765), (175, 23086), (194, 20825), (238, 16975), (245, 16490), (350, 11543), (425, 9506), (485, 8330), (490, 8245), (595, 6790), (679, 5950), (833, 4850), (850, 4753), (970, 4165), (1190, 3395), (1225, 3298), (1358, 2975), (1649, 2450), (1666, 2425)]