42171488

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{499}}^1$

素因数の和:667

約数の個数: 48

約数和(自身を含む): 88200000

約数和(自身を除く): 46028512

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 139, 152, 278, 304, 499, 556, 608, 998, 1112, 1996, 2224, 2641, 3992, 4448, 5282, 7984, 9481, 10564, 15968, 18962, 21128, 37924, 42256, 69361, 75848, 84512, 138722, 151696, 277444, 303392, 554888, 1109776, 1317859, 2219552, 2635718, 5271436, 10542872, 21085744, 42171488]

約数ペア:

[(1, 42171488), (2, 21085744), (4, 10542872), (8, 5271436), (16, 2635718), (19, 2219552), (32, 1317859), (38, 1109776), (76, 554888), (139, 303392), (152, 277444), (278, 151696), (304, 138722), (499, 84512), (556, 75848), (608, 69361), (998, 42256), (1112, 37924), (1996, 21128), (2224, 18962), (2641, 15968), (3992, 10564), (4448, 9481), (5282, 7984)]