85226440

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{311}}^1$

素因数の和:383

約数の個数: 128

約数和(自身を含む): 226437120

約数和(自身を除く): 141210680

約数列:

[1, 2, 4, 5, 8, 10, 13, 17, 20, 26, 31, 34, 40, 52, 62, 65, 68, 85, 104, 124, 130, 136, 155, 170, 221, 248, 260, 310, 311, 340, 403, 442, 520, 527, 620, 622, 680, 806, 884, 1054, 1105, 1240, 1244, 1555, 1612, 1768, 2015, 2108, 2210, 2488, 2635, 3110, 3224, 4030, 4043, 4216, 4420, 5270, 5287, 6220, 6851, 8060, 8086, 8840, 9641, 10540, 10574, 12440, 13702, 16120, 16172, 19282, 20215, 21080, 21148, 26435, 27404, 32344, 34255, 38564, 40430, 42296, 48205, 52870, 54808, 68510, 68731, 77128, 80860, 96410, 105740, 125333, 137020, 137462, 161720, 163897, 192820, 211480, 250666, 274040, 274924, 327794, 343655, 385640, 501332, 549848, 626665, 655588, 687310, 819485, 1002664, 1253330, 1311176, 1374620, 1638970, 2130661, 2506660, 2749240, 3277940, 4261322, 5013320, 6555880, 8522644, 10653305, 17045288, 21306610, 42613220, 85226440]

約数ペア:

[(1, 85226440), (2, 42613220), (4, 21306610), (5, 17045288), (8, 10653305), (10, 8522644), (13, 6555880), (17, 5013320), (20, 4261322), (26, 3277940), (31, 2749240), (34, 2506660), (40, 2130661), (52, 1638970), (62, 1374620), (65, 1311176), (68, 1253330), (85, 1002664), (104, 819485), (124, 687310), (130, 655588), (136, 626665), (155, 549848), (170, 501332), (221, 385640), (248, 343655), (260, 327794), (310, 274924), (311, 274040), (340, 250666), (403, 211480), (442, 192820), (520, 163897), (527, 161720), (620, 137462), (622, 137020), (680, 125333), (806, 105740), (884, 96410), (1054, 80860), (1105, 77128), (1240, 68731), (1244, 68510), (1555, 54808), (1612, 52870), (1768, 48205), (2015, 42296), (2108, 40430), (2210, 38564), (2488, 34255), (2635, 32344), (3110, 27404), (3224, 26435), (4030, 21148), (4043, 21080), (4216, 20215), (4420, 19282), (5270, 16172), (5287, 16120), (6220, 13702), (6851, 12440), (8060, 10574), (8086, 10540), (8840, 9641)]