52197700

素因数分解:

$2^2\times 5^2\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{199}}^1$

素因数の和:317

約数の個数: 72

約数和(自身を含む): 118395200

約数和(自身を除く): 66197500

約数列:

[1, 2, 4, 5, 10, 20, 25, 43, 50, 61, 86, 100, 122, 172, 199, 215, 244, 305, 398, 430, 610, 796, 860, 995, 1075, 1220, 1525, 1990, 2150, 2623, 3050, 3980, 4300, 4975, 5246, 6100, 8557, 9950, 10492, 12139, 13115, 17114, 19900, 24278, 26230, 34228, 42785, 48556, 52460, 60695, 65575, 85570, 121390, 131150, 171140, 213925, 242780, 262300, 303475, 427850, 521977, 606950, 855700, 1043954, 1213900, 2087908, 2609885, 5219770, 10439540, 13049425, 26098850, 52197700]

約数ペア:

[(1, 52197700), (2, 26098850), (4, 13049425), (5, 10439540), (10, 5219770), (20, 2609885), (25, 2087908), (43, 1213900), (50, 1043954), (61, 855700), (86, 606950), (100, 521977), (122, 427850), (172, 303475), (199, 262300), (215, 242780), (244, 213925), (305, 171140), (398, 131150), (430, 121390), (610, 85570), (796, 65575), (860, 60695), (995, 52460), (1075, 48556), (1220, 42785), (1525, 34228), (1990, 26230), (2150, 24278), (2623, 19900), (3050, 17114), (3980, 13115), (4300, 12139), (4975, 10492), (5246, 9950), (6100, 8557)]