40899664

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{6343}}^1$

素因数の和:6395

約数の個数: 40

約数和(自身を含む): 88105472

約数和(自身を除く): 47205808

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 104, 124, 208, 248, 403, 496, 806, 1612, 3224, 6343, 6448, 12686, 25372, 50744, 82459, 101488, 164918, 196633, 329836, 393266, 659672, 786532, 1319344, 1573064, 2556229, 3146128, 5112458, 10224916, 20449832, 40899664]

約数ペア:

[(1, 40899664), (2, 20449832), (4, 10224916), (8, 5112458), (13, 3146128), (16, 2556229), (26, 1573064), (31, 1319344), (52, 786532), (62, 659672), (104, 393266), (124, 329836), (208, 196633), (248, 164918), (403, 101488), (496, 82459), (806, 50744), (1612, 25372), (3224, 12686), (6343, 6448)]