51770000

素因数分解:

$2^4\times 5^4\times {\mathrm{31}}^1\times {\mathrm{167}}^1$

素因数の和:226

約数の個数: 100

約数和(自身を含む): 130158336

約数和(自身を除く): 78388336

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 31, 40, 50, 62, 80, 100, 124, 125, 155, 167, 200, 248, 250, 310, 334, 400, 496, 500, 620, 625, 668, 775, 835, 1000, 1240, 1250, 1336, 1550, 1670, 2000, 2480, 2500, 2672, 3100, 3340, 3875, 4175, 5000, 5177, 6200, 6680, 7750, 8350, 10000, 10354, 12400, 13360, 15500, 16700, 19375, 20708, 20875, 25885, 31000, 33400, 38750, 41416, 41750, 51770, 62000, 66800, 77500, 82832, 83500, 103540, 104375, 129425, 155000, 167000, 207080, 208750, 258850, 310000, 334000, 414160, 417500, 517700, 647125, 835000, 1035400, 1294250, 1670000, 2070800, 2588500, 3235625, 5177000, 6471250, 10354000, 12942500, 25885000, 51770000]

約数ペア:

[(1, 51770000), (2, 25885000), (4, 12942500), (5, 10354000), (8, 6471250), (10, 5177000), (16, 3235625), (20, 2588500), (25, 2070800), (31, 1670000), (40, 1294250), (50, 1035400), (62, 835000), (80, 647125), (100, 517700), (124, 417500), (125, 414160), (155, 334000), (167, 310000), (200, 258850), (248, 208750), (250, 207080), (310, 167000), (334, 155000), (400, 129425), (496, 104375), (500, 103540), (620, 83500), (625, 82832), (668, 77500), (775, 66800), (835, 62000), (1000, 51770), (1240, 41750), (1250, 41416), (1336, 38750), (1550, 33400), (1670, 31000), (2000, 25885), (2480, 20875), (2500, 20708), (2672, 19375), (3100, 16700), (3340, 15500), (3875, 13360), (4175, 12400), (5000, 10354), (5177, 10000), (6200, 8350), (6680, 7750)]