79184980

素因数分解:

$2^2\times 5^1\times 7^4\times {\mathrm{17}}^1\times {\mathrm{97}}^1$

素因数の和:151

約数の個数: 120

約数和(自身を含む): 207520488

約数和(自身を除く): 128335508

約数列:

[1, 2, 4, 5, 7, 10, 14, 17, 20, 28, 34, 35, 49, 68, 70, 85, 97, 98, 119, 140, 170, 194, 196, 238, 245, 340, 343, 388, 476, 485, 490, 595, 679, 686, 833, 970, 980, 1190, 1358, 1372, 1649, 1666, 1715, 1940, 2380, 2401, 2716, 3298, 3332, 3395, 3430, 4165, 4753, 4802, 5831, 6596, 6790, 6860, 8245, 8330, 9506, 9604, 11543, 11662, 12005, 13580, 16490, 16660, 19012, 23086, 23324, 23765, 24010, 29155, 32980, 33271, 40817, 46172, 47530, 48020, 57715, 58310, 66542, 80801, 81634, 95060, 115430, 116620, 133084, 161602, 163268, 166355, 204085, 230860, 232897, 323204, 332710, 404005, 408170, 465794, 565607, 665420, 808010, 816340, 931588, 1131214, 1164485, 1616020, 2262428, 2328970, 2828035, 3959249, 4657940, 5656070, 7918498, 11312140, 15836996, 19796245, 39592490, 79184980]

約数ペア:

[(1, 79184980), (2, 39592490), (4, 19796245), (5, 15836996), (7, 11312140), (10, 7918498), (14, 5656070), (17, 4657940), (20, 3959249), (28, 2828035), (34, 2328970), (35, 2262428), (49, 1616020), (68, 1164485), (70, 1131214), (85, 931588), (97, 816340), (98, 808010), (119, 665420), (140, 565607), (170, 465794), (194, 408170), (196, 404005), (238, 332710), (245, 323204), (340, 232897), (343, 230860), (388, 204085), (476, 166355), (485, 163268), (490, 161602), (595, 133084), (679, 116620), (686, 115430), (833, 95060), (970, 81634), (980, 80801), (1190, 66542), (1358, 58310), (1372, 57715), (1649, 48020), (1666, 47530), (1715, 46172), (1940, 40817), (2380, 33271), (2401, 32980), (2716, 29155), (3298, 24010), (3332, 23765), (3395, 23324), (3430, 23086), (4165, 19012), (4753, 16660), (4802, 16490), (5831, 13580), (6596, 12005), (6790, 11662), (6860, 11543), (8245, 9604), (8330, 9506)]