1297976576

素因数分解:

$2^8\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:276

約数の個数: 144

約数和(自身を含む): 2922952704

約数和(自身を除く): 1624976128

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 37, 52, 64, 74, 83, 104, 127, 128, 148, 166, 208, 254, 256, 296, 332, 416, 481, 508, 592, 664, 832, 962, 1016, 1079, 1184, 1328, 1651, 1664, 1924, 2032, 2158, 2368, 2656, 3071, 3302, 3328, 3848, 4064, 4316, 4699, 4736, 5312, 6142, 6604, 7696, 8128, 8632, 9398, 9472, 10541, 10624, 12284, 13208, 15392, 16256, 17264, 18796, 21082, 21248, 24568, 26416, 30784, 32512, 34528, 37592, 39923, 42164, 49136, 52832, 61087, 61568, 69056, 75184, 79846, 84328, 98272, 105664, 122174, 123136, 137033, 138112, 150368, 159692, 168656, 196544, 211328, 244348, 274066, 276224, 300736, 319384, 337312, 390017, 393088, 422656, 488696, 548132, 601472, 638768, 674624, 780034, 786176, 977392, 1096264, 1202944, 1277536, 1349248, 1560068, 1954784, 2192528, 2555072, 2698496, 3120136, 3909568, 4385056, 5070221, 5110144, 6240272, 7819136, 8770112, 10140442, 10220288, 12480544, 15638272, 17540224, 20280884, 24961088, 35080448, 40561768, 49922176, 81123536, 99844352, 162247072, 324494144, 648988288, 1297976576]

約数ペア:

[(1, 1297976576), (2, 648988288), (4, 324494144), (8, 162247072), (13, 99844352), (16, 81123536), (26, 49922176), (32, 40561768), (37, 35080448), (52, 24961088), (64, 20280884), (74, 17540224), (83, 15638272), (104, 12480544), (127, 10220288), (128, 10140442), (148, 8770112), (166, 7819136), (208, 6240272), (254, 5110144), (256, 5070221), (296, 4385056), (332, 3909568), (416, 3120136), (481, 2698496), (508, 2555072), (592, 2192528), (664, 1954784), (832, 1560068), (962, 1349248), (1016, 1277536), (1079, 1202944), (1184, 1096264), (1328, 977392), (1651, 786176), (1664, 780034), (1924, 674624), (2032, 638768), (2158, 601472), (2368, 548132), (2656, 488696), (3071, 422656), (3302, 393088), (3328, 390017), (3848, 337312), (4064, 319384), (4316, 300736), (4699, 276224), (4736, 274066), (5312, 244348), (6142, 211328), (6604, 196544), (7696, 168656), (8128, 159692), (8632, 150368), (9398, 138112), (9472, 137033), (10541, 123136), (10624, 122174), (12284, 105664), (13208, 98272), (15392, 84328), (16256, 79846), (17264, 75184), (18796, 69056), (21082, 61568), (21248, 61087), (24568, 52832), (26416, 49136), (30784, 42164), (32512, 39923), (34528, 37592)]