9968434580

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{107}}^1\times {\mathrm{641}}^1$

素因数の和:826

約数の個数: 144

約数和(自身を含む): 23448325824

約数和(自身を除く): 13479891244

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 43, 52, 65, 86, 107, 130, 169, 172, 214, 215, 260, 338, 428, 430, 535, 559, 641, 676, 845, 860, 1070, 1118, 1282, 1391, 1690, 2140, 2236, 2564, 2782, 2795, 3205, 3380, 4601, 5564, 5590, 6410, 6955, 7267, 8333, 9202, 11180, 12820, 13910, 14534, 16666, 18083, 18404, 23005, 27563, 27820, 29068, 33332, 36166, 36335, 41665, 46010, 55126, 59813, 68587, 72332, 72670, 83330, 90415, 92020, 108329, 110252, 119626, 137174, 137815, 145340, 166660, 180830, 216658, 239252, 274348, 275630, 299065, 342935, 358319, 361660, 433316, 541645, 551260, 598130, 685870, 716638, 777569, 891631, 1083290, 1196260, 1371740, 1433276, 1555138, 1783262, 1791595, 2166580, 2949241, 3110276, 3566524, 3583190, 3887845, 4458155, 4658147, 5898482, 7166380, 7775690, 8916310, 9316294, 11591203, 11796964, 14746205, 15551380, 17832620, 18632588, 23182406, 23290735, 29492410, 38340133, 46364812, 46581470, 57956015, 58984820, 76680266, 93162940, 115912030, 153360532, 191700665, 231824060, 383401330, 498421729, 766802660, 996843458, 1993686916, 2492108645, 4984217290, 9968434580]

約数ペア:

[(1, 9968434580), (2, 4984217290), (4, 2492108645), (5, 1993686916), (10, 996843458), (13, 766802660), (20, 498421729), (26, 383401330), (43, 231824060), (52, 191700665), (65, 153360532), (86, 115912030), (107, 93162940), (130, 76680266), (169, 58984820), (172, 57956015), (214, 46581470), (215, 46364812), (260, 38340133), (338, 29492410), (428, 23290735), (430, 23182406), (535, 18632588), (559, 17832620), (641, 15551380), (676, 14746205), (845, 11796964), (860, 11591203), (1070, 9316294), (1118, 8916310), (1282, 7775690), (1391, 7166380), (1690, 5898482), (2140, 4658147), (2236, 4458155), (2564, 3887845), (2782, 3583190), (2795, 3566524), (3205, 3110276), (3380, 2949241), (4601, 2166580), (5564, 1791595), (5590, 1783262), (6410, 1555138), (6955, 1433276), (7267, 1371740), (8333, 1196260), (9202, 1083290), (11180, 891631), (12820, 777569), (13910, 716638), (14534, 685870), (16666, 598130), (18083, 551260), (18404, 541645), (23005, 433316), (27563, 361660), (27820, 358319), (29068, 342935), (33332, 299065), (36166, 275630), (36335, 274348), (41665, 239252), (46010, 216658), (55126, 180830), (59813, 166660), (68587, 145340), (72332, 137815), (72670, 137174), (83330, 119626), (90415, 110252), (92020, 108329)]