38770900

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{97}}^1\times {\mathrm{571}}^1$

素因数の和:689

約数の個数: 72

約数和(自身を含む): 97313216

約数和(自身を除く): 58542316

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 97, 100, 140, 175, 194, 350, 388, 485, 571, 679, 700, 970, 1142, 1358, 1940, 2284, 2425, 2716, 2855, 3395, 3997, 4850, 5710, 6790, 7994, 9700, 11420, 13580, 14275, 15988, 16975, 19985, 28550, 33950, 39970, 55387, 57100, 67900, 79940, 99925, 110774, 199850, 221548, 276935, 387709, 399700, 553870, 775418, 1107740, 1384675, 1550836, 1938545, 2769350, 3877090, 5538700, 7754180, 9692725, 19385450, 38770900]

約数ペア:

[(1, 38770900), (2, 19385450), (4, 9692725), (5, 7754180), (7, 5538700), (10, 3877090), (14, 2769350), (20, 1938545), (25, 1550836), (28, 1384675), (35, 1107740), (50, 775418), (70, 553870), (97, 399700), (100, 387709), (140, 276935), (175, 221548), (194, 199850), (350, 110774), (388, 99925), (485, 79940), (571, 67900), (679, 57100), (700, 55387), (970, 39970), (1142, 33950), (1358, 28550), (1940, 19985), (2284, 16975), (2425, 15988), (2716, 14275), (2855, 13580), (3395, 11420), (3997, 9700), (4850, 7994), (5710, 6790)]