25777120

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{5197}}^1$

素因数の和:5243

約数の個数: 48

約数和(自身を含む): 62875008

約数和(自身を除く): 37097888

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 80, 124, 155, 160, 248, 310, 496, 620, 992, 1240, 2480, 4960, 5197, 10394, 20788, 25985, 41576, 51970, 83152, 103940, 161107, 166304, 207880, 322214, 415760, 644428, 805535, 831520, 1288856, 1611070, 2577712, 3222140, 5155424, 6444280, 12888560, 25777120]

約数ペア:

[(1, 25777120), (2, 12888560), (4, 6444280), (5, 5155424), (8, 3222140), (10, 2577712), (16, 1611070), (20, 1288856), (31, 831520), (32, 805535), (40, 644428), (62, 415760), (80, 322214), (124, 207880), (155, 166304), (160, 161107), (248, 103940), (310, 83152), (496, 51970), (620, 41576), (992, 25985), (1240, 20788), (2480, 10394), (4960, 5197)]