638804471584

素因数分解:

$2^5\times {\mathrm{211}}^1\times {\mathrm{257}}^1\times {\mathrm{547}}^1\times {\mathrm{673}}^1$

素因数の和:1698

約数の個数: 96

約数和(自身を含む): 1272730850496

約数和(自身を除く): 633926378912

約数列:

[1, 2, 4, 8, 16, 32, 211, 257, 422, 514, 547, 673, 844, 1028, 1094, 1346, 1688, 2056, 2188, 2692, 3376, 4112, 4376, 5384, 6752, 8224, 8752, 10768, 17504, 21536, 54227, 108454, 115417, 140579, 142003, 172961, 216908, 230834, 281158, 284006, 345922, 368131, 433816, 461668, 562316, 568012, 691844, 736262, 867632, 923336, 1124632, 1136024, 1383688, 1472524, 1735264, 1846672, 2249264, 2272048, 2767376, 2945048, 3693344, 4498528, 4544096, 5534752, 5890096, 11780192, 29662169, 36494771, 59324338, 72989542, 77675641, 94609667, 118648676, 145979084, 155351282, 189219334, 237297352, 291958168, 310702564, 378438668, 474594704, 583916336, 621405128, 756877336, 949189408, 1167832672, 1242810256, 1513754672, 2485620512, 3027509344, 19962639737, 39925279474, 79850558948, 159701117896, 319402235792, 638804471584]

約数ペア:

[(1, 638804471584), (2, 319402235792), (4, 159701117896), (8, 79850558948), (16, 39925279474), (32, 19962639737), (211, 3027509344), (257, 2485620512), (422, 1513754672), (514, 1242810256), (547, 1167832672), (673, 949189408), (844, 756877336), (1028, 621405128), (1094, 583916336), (1346, 474594704), (1688, 378438668), (2056, 310702564), (2188, 291958168), (2692, 237297352), (3376, 189219334), (4112, 155351282), (4376, 145979084), (5384, 118648676), (6752, 94609667), (8224, 77675641), (8752, 72989542), (10768, 59324338), (17504, 36494771), (21536, 29662169), (54227, 11780192), (108454, 5890096), (115417, 5534752), (140579, 4544096), (142003, 4498528), (172961, 3693344), (216908, 2945048), (230834, 2767376), (281158, 2272048), (284006, 2249264), (345922, 1846672), (368131, 1735264), (433816, 1472524), (461668, 1383688), (562316, 1136024), (568012, 1124632), (691844, 923336), (736262, 867632)]