138516680

素因数分解:

$2^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{6571}}^1$

素因数の和:6630

約数の個数: 64

約数和(自身を含む): 340692480

約数和(自身を除く): 202175800

約数列:

[1, 2, 4, 5, 8, 10, 17, 20, 31, 34, 40, 62, 68, 85, 124, 136, 155, 170, 248, 310, 340, 527, 620, 680, 1054, 1240, 2108, 2635, 4216, 5270, 6571, 10540, 13142, 21080, 26284, 32855, 52568, 65710, 111707, 131420, 203701, 223414, 262840, 407402, 446828, 558535, 814804, 893656, 1018505, 1117070, 1629608, 2037010, 2234140, 3462917, 4074020, 4468280, 6925834, 8148040, 13851668, 17314585, 27703336, 34629170, 69258340, 138516680]

約数ペア:

[(1, 138516680), (2, 69258340), (4, 34629170), (5, 27703336), (8, 17314585), (10, 13851668), (17, 8148040), (20, 6925834), (31, 4468280), (34, 4074020), (40, 3462917), (62, 2234140), (68, 2037010), (85, 1629608), (124, 1117070), (136, 1018505), (155, 893656), (170, 814804), (248, 558535), (310, 446828), (340, 407402), (527, 262840), (620, 223414), (680, 203701), (1054, 131420), (1240, 111707), (2108, 65710), (2635, 52568), (4216, 32855), (5270, 26284), (6571, 21080), (10540, 13142)]