25240280

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{48539}}^1$

素因数の和:48563

約数の個数: 32

約数和(自身を含む): 61160400

約数和(自身を除く): 35920120

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 52, 65, 104, 130, 260, 520, 48539, 97078, 194156, 242695, 388312, 485390, 631007, 970780, 1262014, 1941560, 2524028, 3155035, 5048056, 6310070, 12620140, 25240280]

約数ペア:

[(1, 25240280), (2, 12620140), (4, 6310070), (5, 5048056), (8, 3155035), (10, 2524028), (13, 1941560), (20, 1262014), (26, 970780), (40, 631007), (52, 485390), (65, 388312), (104, 242695), (130, 194156), (260, 97078), (520, 48539)]