51169580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{149}}^1\times {\mathrm{223}}^1$

素因数の和:399

約数の個数: 96

約数和(自身を含む): 135475200

約数和(自身を除く): 84305620

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 149, 154, 220, 223, 298, 308, 385, 446, 596, 745, 770, 892, 1043, 1115, 1490, 1540, 1561, 1639, 2086, 2230, 2453, 2980, 3122, 3278, 4172, 4460, 4906, 5215, 6244, 6556, 7805, 8195, 9812, 10430, 11473, 12265, 15610, 16390, 17171, 20860, 22946, 24530, 31220, 32780, 33227, 34342, 45892, 49060, 57365, 66454, 68684, 85855, 114730, 132908, 166135, 171710, 229460, 232589, 332270, 343420, 365497, 465178, 664540, 730994, 930356, 1162945, 1461988, 1827485, 2325890, 2558479, 3654970, 4651780, 5116958, 7309940, 10233916, 12792395, 25584790, 51169580]

約数ペア:

[(1, 51169580), (2, 25584790), (4, 12792395), (5, 10233916), (7, 7309940), (10, 5116958), (11, 4651780), (14, 3654970), (20, 2558479), (22, 2325890), (28, 1827485), (35, 1461988), (44, 1162945), (55, 930356), (70, 730994), (77, 664540), (110, 465178), (140, 365497), (149, 343420), (154, 332270), (220, 232589), (223, 229460), (298, 171710), (308, 166135), (385, 132908), (446, 114730), (596, 85855), (745, 68684), (770, 66454), (892, 57365), (1043, 49060), (1115, 45892), (1490, 34342), (1540, 33227), (1561, 32780), (1639, 31220), (2086, 24530), (2230, 22946), (2453, 20860), (2980, 17171), (3122, 16390), (3278, 15610), (4172, 12265), (4460, 11473), (4906, 10430), (5215, 9812), (6244, 8195), (6556, 7805)]