2600448640

素因数分解:

$2^7\times 5^1\times {\mathrm{31}}^1\times {\mathrm{131071}}^1$

素因数の和:131121

約数の個数: 64

約数和(自身を含む): 6417285120

約数和(自身を除く): 3816836480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 32, 40, 62, 64, 80, 124, 128, 155, 160, 248, 310, 320, 496, 620, 640, 992, 1240, 1984, 2480, 3968, 4960, 9920, 19840, 131071, 262142, 524284, 655355, 1048568, 1310710, 2097136, 2621420, 4063201, 4194272, 5242840, 8126402, 8388544, 10485680, 16252804, 16777088, 20316005, 20971360, 32505608, 40632010, 41942720, 65011216, 81264020, 83885440, 130022432, 162528040, 260044864, 325056080, 520089728, 650112160, 1300224320, 2600448640]

約数ペア:

[(1, 2600448640), (2, 1300224320), (4, 650112160), (5, 520089728), (8, 325056080), (10, 260044864), (16, 162528040), (20, 130022432), (31, 83885440), (32, 81264020), (40, 65011216), (62, 41942720), (64, 40632010), (80, 32505608), (124, 20971360), (128, 20316005), (155, 16777088), (160, 16252804), (248, 10485680), (310, 8388544), (320, 8126402), (496, 5242840), (620, 4194272), (640, 4063201), (992, 2621420), (1240, 2097136), (1984, 1310710), (2480, 1048568), (3968, 655355), (4960, 524284), (9920, 262142), (19840, 131071)]