64998976

素因数分解:

$2^6\times 7^1\times {\mathrm{29}}^1\times {\mathrm{5003}}^1$

素因数の和:5051

約数の個数: 56

約数和(自身を含む): 152521920

約数和(自身を除く): 87522944

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 64, 112, 116, 203, 224, 232, 406, 448, 464, 812, 928, 1624, 1856, 3248, 5003, 6496, 10006, 12992, 20012, 35021, 40024, 70042, 80048, 140084, 145087, 160096, 280168, 290174, 320192, 560336, 580348, 1015609, 1120672, 1160696, 2031218, 2241344, 2321392, 4062436, 4642784, 8124872, 9285568, 16249744, 32499488, 64998976]

約数ペア:

[(1, 64998976), (2, 32499488), (4, 16249744), (7, 9285568), (8, 8124872), (14, 4642784), (16, 4062436), (28, 2321392), (29, 2241344), (32, 2031218), (56, 1160696), (58, 1120672), (64, 1015609), (112, 580348), (116, 560336), (203, 320192), (224, 290174), (232, 280168), (406, 160096), (448, 145087), (464, 140084), (812, 80048), (928, 70042), (1624, 40024), (1856, 35021), (3248, 20012), (5003, 12992), (6496, 10006)]