2555884816

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{947}}^1$

素因数の和:1136

約数の個数: 80

約数和(自身を含む): 5253163776

約数和(自身を除く): 2697278960

約数列:

[1, 2, 4, 8, 16, 37, 47, 74, 94, 97, 148, 188, 194, 296, 376, 388, 592, 752, 776, 947, 1552, 1739, 1894, 3478, 3589, 3788, 4559, 6956, 7178, 7576, 9118, 13912, 14356, 15152, 18236, 27824, 28712, 35039, 36472, 44509, 57424, 70078, 72944, 89018, 91859, 140156, 168683, 178036, 183718, 280312, 337366, 356072, 367436, 560624, 674732, 712144, 734872, 1349464, 1469744, 1646833, 2698928, 3293666, 3398783, 4317373, 6587332, 6797566, 8634746, 13174664, 13595132, 17269492, 26349328, 27190264, 34538984, 54380528, 69077968, 159742801, 319485602, 638971204, 1277942408, 2555884816]

約数ペア:

[(1, 2555884816), (2, 1277942408), (4, 638971204), (8, 319485602), (16, 159742801), (37, 69077968), (47, 54380528), (74, 34538984), (94, 27190264), (97, 26349328), (148, 17269492), (188, 13595132), (194, 13174664), (296, 8634746), (376, 6797566), (388, 6587332), (592, 4317373), (752, 3398783), (776, 3293666), (947, 2698928), (1552, 1646833), (1739, 1469744), (1894, 1349464), (3478, 734872), (3589, 712144), (3788, 674732), (4559, 560624), (6956, 367436), (7178, 356072), (7576, 337366), (9118, 280312), (13912, 183718), (14356, 178036), (15152, 168683), (18236, 140156), (27824, 91859), (28712, 89018), (35039, 72944), (36472, 70078), (44509, 57424)]