1650387620

素因数分解:

$2^2\times 5^1\times 7^2\times {\mathrm{359}}^1\times {\mathrm{4691}}^1$

素因数の和:5073

約数の個数: 72

約数和(自身を含む): 4043753280

約数和(自身を除く): 2393365660

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 359, 490, 718, 980, 1436, 1795, 2513, 3590, 4691, 5026, 7180, 9382, 10052, 12565, 17591, 18764, 23455, 25130, 32837, 35182, 46910, 50260, 65674, 70364, 87955, 93820, 131348, 164185, 175910, 229859, 328370, 351820, 459718, 656740, 919436, 1149295, 1684069, 2298590, 3368138, 4597180, 6736276, 8420345, 11788483, 16840690, 23576966, 33681380, 47153932, 58942415, 82519381, 117884830, 165038762, 235769660, 330077524, 412596905, 825193810, 1650387620]

約数ペア:

[(1, 1650387620), (2, 825193810), (4, 412596905), (5, 330077524), (7, 235769660), (10, 165038762), (14, 117884830), (20, 82519381), (28, 58942415), (35, 47153932), (49, 33681380), (70, 23576966), (98, 16840690), (140, 11788483), (196, 8420345), (245, 6736276), (359, 4597180), (490, 3368138), (718, 2298590), (980, 1684069), (1436, 1149295), (1795, 919436), (2513, 656740), (3590, 459718), (4691, 351820), (5026, 328370), (7180, 229859), (9382, 175910), (10052, 164185), (12565, 131348), (17591, 93820), (18764, 87955), (23455, 70364), (25130, 65674), (32837, 50260), (35182, 46910)]