25153710

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1$

素因数の和:138

約数の個数: 128

約数和(自身を含む): 69341184

約数和(自身を除く): 44187474

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 37, 43, 51, 62, 74, 85, 86, 93, 102, 111, 129, 155, 170, 185, 186, 215, 222, 255, 258, 310, 370, 430, 465, 510, 527, 555, 629, 645, 731, 930, 1054, 1110, 1147, 1258, 1290, 1333, 1462, 1581, 1591, 1887, 2193, 2294, 2635, 2666, 3145, 3162, 3182, 3441, 3655, 3774, 3999, 4386, 4773, 5270, 5735, 6290, 6665, 6882, 7310, 7905, 7955, 7998, 9435, 9546, 10965, 11470, 13330, 15810, 15910, 17205, 18870, 19499, 19995, 21930, 22661, 23865, 27047, 34410, 38998, 39990, 45322, 47730, 49321, 54094, 58497, 67983, 81141, 97495, 98642, 113305, 116994, 135235, 135966, 147963, 162282, 194990, 226610, 246605, 270470, 292485, 295926, 339915, 405705, 493210, 584970, 679830, 739815, 811410, 838457, 1479630, 1676914, 2515371, 4192285, 5030742, 8384570, 12576855, 25153710]

約数ペア:

[(1, 25153710), (2, 12576855), (3, 8384570), (5, 5030742), (6, 4192285), (10, 2515371), (15, 1676914), (17, 1479630), (30, 838457), (31, 811410), (34, 739815), (37, 679830), (43, 584970), (51, 493210), (62, 405705), (74, 339915), (85, 295926), (86, 292485), (93, 270470), (102, 246605), (111, 226610), (129, 194990), (155, 162282), (170, 147963), (185, 135966), (186, 135235), (215, 116994), (222, 113305), (255, 98642), (258, 97495), (310, 81141), (370, 67983), (430, 58497), (465, 54094), (510, 49321), (527, 47730), (555, 45322), (629, 39990), (645, 38998), (731, 34410), (930, 27047), (1054, 23865), (1110, 22661), (1147, 21930), (1258, 19995), (1290, 19499), (1333, 18870), (1462, 17205), (1581, 15910), (1591, 15810), (1887, 13330), (2193, 11470), (2294, 10965), (2635, 9546), (2666, 9435), (3145, 7998), (3162, 7955), (3182, 7905), (3441, 7310), (3655, 6882), (3774, 6665), (3999, 6290), (4386, 5735), (4773, 5270)]