137798260

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{257}}^1$

素因数の和:385

約数の個数: 96

約数和(自身を含む): 327680640

約数和(自身を除く): 189882380

約数列:

[1, 2, 4, 5, 10, 17, 19, 20, 34, 38, 68, 76, 83, 85, 95, 166, 170, 190, 257, 323, 332, 340, 380, 415, 514, 646, 830, 1028, 1285, 1292, 1411, 1577, 1615, 1660, 2570, 2822, 3154, 3230, 4369, 4883, 5140, 5644, 6308, 6460, 7055, 7885, 8738, 9766, 14110, 15770, 17476, 19532, 21331, 21845, 24415, 26809, 28220, 31540, 42662, 43690, 48830, 53618, 83011, 85324, 87380, 97660, 106655, 107236, 134045, 166022, 213310, 268090, 332044, 362627, 405289, 415055, 426620, 536180, 725254, 810578, 830110, 1450508, 1621156, 1660220, 1813135, 2026445, 3626270, 4052890, 6889913, 7252540, 8105780, 13779826, 27559652, 34449565, 68899130, 137798260]

約数ペア:

[(1, 137798260), (2, 68899130), (4, 34449565), (5, 27559652), (10, 13779826), (17, 8105780), (19, 7252540), (20, 6889913), (34, 4052890), (38, 3626270), (68, 2026445), (76, 1813135), (83, 1660220), (85, 1621156), (95, 1450508), (166, 830110), (170, 810578), (190, 725254), (257, 536180), (323, 426620), (332, 415055), (340, 405289), (380, 362627), (415, 332044), (514, 268090), (646, 213310), (830, 166022), (1028, 134045), (1285, 107236), (1292, 106655), (1411, 97660), (1577, 87380), (1615, 85324), (1660, 83011), (2570, 53618), (2822, 48830), (3154, 43690), (3230, 42662), (4369, 31540), (4883, 28220), (5140, 26809), (5644, 24415), (6308, 21845), (6460, 21331), (7055, 19532), (7885, 17476), (8738, 15770), (9766, 14110)]