513869020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{167}}^1\times {\mathrm{709}}^1$

素因数の和:923

約数の個数: 96

約数和(自身を含む): 1282498560

約数和(自身を除く): 768629540

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 31, 35, 62, 70, 124, 140, 155, 167, 217, 310, 334, 434, 620, 668, 709, 835, 868, 1085, 1169, 1418, 1670, 2170, 2338, 2836, 3340, 3545, 4340, 4676, 4963, 5177, 5845, 7090, 9926, 10354, 11690, 14180, 19852, 20708, 21979, 23380, 24815, 25885, 36239, 43958, 49630, 51770, 72478, 87916, 99260, 103540, 109895, 118403, 144956, 153853, 181195, 219790, 236806, 307706, 362390, 439580, 473612, 592015, 615412, 724780, 769265, 828821, 1184030, 1538530, 1657642, 2368060, 3077060, 3315284, 3670493, 4144105, 7340986, 8288210, 14681972, 16576420, 18352465, 25693451, 36704930, 51386902, 73409860, 102773804, 128467255, 256934510, 513869020]

約数ペア:

[(1, 513869020), (2, 256934510), (4, 128467255), (5, 102773804), (7, 73409860), (10, 51386902), (14, 36704930), (20, 25693451), (28, 18352465), (31, 16576420), (35, 14681972), (62, 8288210), (70, 7340986), (124, 4144105), (140, 3670493), (155, 3315284), (167, 3077060), (217, 2368060), (310, 1657642), (334, 1538530), (434, 1184030), (620, 828821), (668, 769265), (709, 724780), (835, 615412), (868, 592015), (1085, 473612), (1169, 439580), (1418, 362390), (1670, 307706), (2170, 236806), (2338, 219790), (2836, 181195), (3340, 153853), (3545, 144956), (4340, 118403), (4676, 109895), (4963, 103540), (5177, 99260), (5845, 87916), (7090, 72478), (9926, 51770), (10354, 49630), (11690, 43958), (14180, 36239), (19852, 25885), (20708, 24815), (21979, 23380)]