28280350

素因数分解:

$2^1\times 5^2\times 7^3\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:147

約数の個数: 96

約数和(自身を含む): 65620800

約数和(自身を除く): 37340450

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, 343, 350, 425, 485, 490, 595, 679, 686, 833, 850, 970, 1190, 1225, 1358, 1649, 1666, 1715, 2425, 2450, 2975, 3298, 3395, 3430, 4165, 4753, 4850, 5831, 5950, 6790, 8245, 8330, 8575, 9506, 11543, 11662, 16490, 16975, 17150, 20825, 23086, 23765, 29155, 33271, 33950, 41225, 41650, 47530, 57715, 58310, 66542, 80801, 82450, 115430, 118825, 145775, 161602, 166355, 237650, 288575, 291550, 332710, 404005, 565607, 577150, 808010, 831775, 1131214, 1663550, 2020025, 2828035, 4040050, 5656070, 14140175, 28280350]

約数ペア:

[(1, 28280350), (2, 14140175), (5, 5656070), (7, 4040050), (10, 2828035), (14, 2020025), (17, 1663550), (25, 1131214), (34, 831775), (35, 808010), (49, 577150), (50, 565607), (70, 404005), (85, 332710), (97, 291550), (98, 288575), (119, 237650), (170, 166355), (175, 161602), (194, 145775), (238, 118825), (245, 115430), (343, 82450), (350, 80801), (425, 66542), (485, 58310), (490, 57715), (595, 47530), (679, 41650), (686, 41225), (833, 33950), (850, 33271), (970, 29155), (1190, 23765), (1225, 23086), (1358, 20825), (1649, 17150), (1666, 16975), (1715, 16490), (2425, 11662), (2450, 11543), (2975, 9506), (3298, 8575), (3395, 8330), (3430, 8245), (4165, 6790), (4753, 5950), (4850, 5831)]