525916240

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{163}}^1\times {\mathrm{1301}}^1$

素因数の和:1508

約数の個数: 80

約数和(自身を含む): 1270918656

約数和(自身を除く): 745002416

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 163, 248, 310, 326, 496, 620, 652, 815, 1240, 1301, 1304, 1630, 2480, 2602, 2608, 3260, 5053, 5204, 6505, 6520, 10106, 10408, 13010, 13040, 20212, 20816, 25265, 26020, 40331, 40424, 50530, 52040, 80662, 80848, 101060, 104080, 161324, 201655, 202120, 212063, 322648, 403310, 404240, 424126, 645296, 806620, 848252, 1060315, 1613240, 1696504, 2120630, 3226480, 3393008, 4241260, 6573953, 8482520, 13147906, 16965040, 26295812, 32869765, 52591624, 65739530, 105183248, 131479060, 262958120, 525916240]

約数ペア:

[(1, 525916240), (2, 262958120), (4, 131479060), (5, 105183248), (8, 65739530), (10, 52591624), (16, 32869765), (20, 26295812), (31, 16965040), (40, 13147906), (62, 8482520), (80, 6573953), (124, 4241260), (155, 3393008), (163, 3226480), (248, 2120630), (310, 1696504), (326, 1613240), (496, 1060315), (620, 848252), (652, 806620), (815, 645296), (1240, 424126), (1301, 404240), (1304, 403310), (1630, 322648), (2480, 212063), (2602, 202120), (2608, 201655), (3260, 161324), (5053, 104080), (5204, 101060), (6505, 80848), (6520, 80662), (10106, 52040), (10408, 50530), (13010, 40424), (13040, 40331), (20212, 26020), (20816, 25265)]