74784615

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{41}}^1\times {\mathrm{311}}^1$

素因数の和:400

約数の個数: 64

約数和(自身を含む): 135862272

約数和(自身を除く): 61077657

約数列:

[1, 3, 5, 15, 17, 23, 41, 51, 69, 85, 115, 123, 205, 255, 311, 345, 391, 615, 697, 933, 943, 1173, 1555, 1955, 2091, 2829, 3485, 4665, 4715, 5287, 5865, 7153, 10455, 12751, 14145, 15861, 16031, 21459, 26435, 35765, 38253, 48093, 63755, 79305, 80155, 107295, 121601, 191265, 216767, 240465, 293273, 364803, 608005, 650301, 879819, 1083835, 1466365, 1824015, 3251505, 4399095, 4985641, 14956923, 24928205, 74784615]

約数ペア:

[(1, 74784615), (3, 24928205), (5, 14956923), (15, 4985641), (17, 4399095), (23, 3251505), (41, 1824015), (51, 1466365), (69, 1083835), (85, 879819), (115, 650301), (123, 608005), (205, 364803), (255, 293273), (311, 240465), (345, 216767), (391, 191265), (615, 121601), (697, 107295), (933, 80155), (943, 79305), (1173, 63755), (1555, 48093), (1955, 38253), (2091, 35765), (2829, 26435), (3485, 21459), (4665, 16031), (4715, 15861), (5287, 14145), (5865, 12751), (7153, 10455)]