65566240

素因数分解:

$2^5\times 5^1\times {\mathrm{31}}^1\times {\mathrm{13219}}^1$

素因数の和:13265

約数の個数: 48

約数和(自身を含む): 159909120

約数和(自身を除く): 94342880

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, 13219, 26438, 52876, 66095, 105752, 132190, 211504, 264380, 409789, 423008, 528760, 819578, 1057520, 1639156, 2048945, 2115040, 3278312, 4097890, 6556624, 8195780, 13113248, 16391560, 32783120, 65566240]

約数ペア:

[(1, 65566240), (2, 32783120), (4, 16391560), (5, 13113248), (8, 8195780), (10, 6556624), (16, 4097890), (20, 3278312), (31, 2115040), (32, 2048945), (40, 1639156), (62, 1057520), (80, 819578), (124, 528760), (155, 423008), (160, 409789), (248, 264380), (310, 211504), (496, 132190), (620, 105752), (992, 66095), (1240, 52876), (2480, 26438), (4960, 13219)]