63391280

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{25561}}^1$

素因数の和:25605

約数の個数: 40

約数和(自身を含む): 152145024

約数和(自身を除く): 88753744

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 25561, 51122, 102244, 127805, 204488, 255610, 408976, 511220, 792391, 1022440, 1584782, 2044880, 3169564, 3961955, 6339128, 7923910, 12678256, 15847820, 31695640, 63391280]

約数ペア:

[(1, 63391280), (2, 31695640), (4, 15847820), (5, 12678256), (8, 7923910), (10, 6339128), (16, 3961955), (20, 3169564), (31, 2044880), (40, 1584782), (62, 1022440), (80, 792391), (124, 511220), (155, 408976), (248, 255610), (310, 204488), (496, 127805), (620, 102244), (1240, 51122), (2480, 25561)]