15677940620

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61}}^1\times {\mathrm{257}}^1\times {\mathrm{1613}}^1$

素因数の和:1971

約数の個数: 96

約数和(自身を含む): 34698779136

約数和(自身を除く): 19020838516

約数列:

[1, 2, 4, 5, 10, 20, 31, 61, 62, 122, 124, 155, 244, 257, 305, 310, 514, 610, 620, 1028, 1220, 1285, 1613, 1891, 2570, 3226, 3782, 5140, 6452, 7564, 7967, 8065, 9455, 15677, 15934, 16130, 18910, 31354, 31868, 32260, 37820, 39835, 50003, 62708, 78385, 79670, 98393, 100006, 156770, 159340, 196786, 200012, 250015, 313540, 393572, 414541, 485987, 491965, 500030, 829082, 971974, 983930, 1000060, 1658164, 1943948, 1967860, 2072705, 2429935, 3050183, 4145410, 4859870, 6100366, 8290820, 9719740, 12200732, 12850771, 15250915, 25287001, 25701542, 30501830, 50574002, 51403084, 61003660, 64253855, 101148004, 126435005, 128507710, 252870010, 257015420, 505740020, 783897031, 1567794062, 3135588124, 3919485155, 7838970310, 15677940620]

約数ペア:

[(1, 15677940620), (2, 7838970310), (4, 3919485155), (5, 3135588124), (10, 1567794062), (20, 783897031), (31, 505740020), (61, 257015420), (62, 252870010), (122, 128507710), (124, 126435005), (155, 101148004), (244, 64253855), (257, 61003660), (305, 51403084), (310, 50574002), (514, 30501830), (610, 25701542), (620, 25287001), (1028, 15250915), (1220, 12850771), (1285, 12200732), (1613, 9719740), (1891, 8290820), (2570, 6100366), (3226, 4859870), (3782, 4145410), (5140, 3050183), (6452, 2429935), (7564, 2072705), (7967, 1967860), (8065, 1943948), (9455, 1658164), (15677, 1000060), (15934, 983930), (16130, 971974), (18910, 829082), (31354, 500030), (31868, 491965), (32260, 485987), (37820, 414541), (39835, 393572), (50003, 313540), (62708, 250015), (78385, 200012), (79670, 196786), (98393, 159340), (100006, 156770)]