51655300

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{877}}^1$

素因数の和:941

約数の個数: 72

約数和(自身を含む): 121936640

約数和(自身を除く): 70281340

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 31, 38, 50, 62, 76, 95, 100, 124, 155, 190, 310, 380, 475, 589, 620, 775, 877, 950, 1178, 1550, 1754, 1900, 2356, 2945, 3100, 3508, 4385, 5890, 8770, 11780, 14725, 16663, 17540, 21925, 27187, 29450, 33326, 43850, 54374, 58900, 66652, 83315, 87700, 108748, 135935, 166630, 271870, 333260, 416575, 516553, 543740, 679675, 833150, 1033106, 1359350, 1666300, 2066212, 2582765, 2718700, 5165530, 10331060, 12913825, 25827650, 51655300]

約数ペア:

[(1, 51655300), (2, 25827650), (4, 12913825), (5, 10331060), (10, 5165530), (19, 2718700), (20, 2582765), (25, 2066212), (31, 1666300), (38, 1359350), (50, 1033106), (62, 833150), (76, 679675), (95, 543740), (100, 516553), (124, 416575), (155, 333260), (190, 271870), (310, 166630), (380, 135935), (475, 108748), (589, 87700), (620, 83315), (775, 66652), (877, 58900), (950, 54374), (1178, 43850), (1550, 33326), (1754, 29450), (1900, 27187), (2356, 21925), (2945, 17540), (3100, 16663), (3508, 14725), (4385, 11780), (5890, 8770)]