38400225

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{197}}^1$

素因数の和:346

約数の個数: 48

約数和(自身を含む): 67174272

約数和(自身を除く): 28774047

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 113, 115, 197, 339, 345, 565, 575, 591, 985, 1695, 1725, 2599, 2825, 2955, 4531, 4925, 7797, 8475, 12995, 13593, 14775, 22261, 22655, 38985, 64975, 66783, 67965, 111305, 113275, 194925, 333915, 339825, 512003, 556525, 1536009, 1669575, 2560015, 7680045, 12800075, 38400225]

約数ペア:

[(1, 38400225), (3, 12800075), (5, 7680045), (15, 2560015), (23, 1669575), (25, 1536009), (69, 556525), (75, 512003), (113, 339825), (115, 333915), (197, 194925), (339, 113275), (345, 111305), (565, 67965), (575, 66783), (591, 64975), (985, 38985), (1695, 22655), (1725, 22261), (2599, 14775), (2825, 13593), (2955, 12995), (4531, 8475), (4925, 7797)]