85440340

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{7253}}^1$

素因数の和:7312

約数の個数: 48

約数和(自身を含む): 194987520

約数和(自身を除く): 109547180

約数列:

[1, 2, 4, 5, 10, 19, 20, 31, 38, 62, 76, 95, 124, 155, 190, 310, 380, 589, 620, 1178, 2356, 2945, 5890, 7253, 11780, 14506, 29012, 36265, 72530, 137807, 145060, 224843, 275614, 449686, 551228, 689035, 899372, 1124215, 1378070, 2248430, 2756140, 4272017, 4496860, 8544034, 17088068, 21360085, 42720170, 85440340]

約数ペア:

[(1, 85440340), (2, 42720170), (4, 21360085), (5, 17088068), (10, 8544034), (19, 4496860), (20, 4272017), (31, 2756140), (38, 2248430), (62, 1378070), (76, 1124215), (95, 899372), (124, 689035), (155, 551228), (190, 449686), (310, 275614), (380, 224843), (589, 145060), (620, 137807), (1178, 72530), (2356, 36265), (2945, 29012), (5890, 14506), (7253, 11780)]