51839820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{9931}}^1$

素因数の和:9975

約数の個数: 72

約数和(自身を含む): 162686160

約数和(自身を除く): 110846340

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 29, 30, 36, 45, 58, 60, 87, 90, 116, 145, 174, 180, 261, 290, 348, 435, 522, 580, 870, 1044, 1305, 1740, 2610, 5220, 9931, 19862, 29793, 39724, 49655, 59586, 89379, 99310, 119172, 148965, 178758, 198620, 287999, 297930, 357516, 446895, 575998, 595860, 863997, 893790, 1151996, 1439995, 1727994, 1787580, 2591991, 2879990, 3455988, 4319985, 5183982, 5759980, 8639970, 10367964, 12959955, 17279940, 25919910, 51839820]

約数ペア:

[(1, 51839820), (2, 25919910), (3, 17279940), (4, 12959955), (5, 10367964), (6, 8639970), (9, 5759980), (10, 5183982), (12, 4319985), (15, 3455988), (18, 2879990), (20, 2591991), (29, 1787580), (30, 1727994), (36, 1439995), (45, 1151996), (58, 893790), (60, 863997), (87, 595860), (90, 575998), (116, 446895), (145, 357516), (174, 297930), (180, 287999), (261, 198620), (290, 178758), (348, 148965), (435, 119172), (522, 99310), (580, 89379), (870, 59586), (1044, 49655), (1305, 39724), (1740, 29793), (2610, 19862), (5220, 9931)]