26506740

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{1999}}^1$

素因数の和:2041

約数の個数: 96

約数和(自身を含む): 84672000

約数和(自身を除く): 58165260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 13, 15, 17, 20, 26, 30, 34, 39, 51, 52, 60, 65, 68, 78, 85, 102, 130, 156, 170, 195, 204, 221, 255, 260, 340, 390, 442, 510, 663, 780, 884, 1020, 1105, 1326, 1999, 2210, 2652, 3315, 3998, 4420, 5997, 6630, 7996, 9995, 11994, 13260, 19990, 23988, 25987, 29985, 33983, 39980, 51974, 59970, 67966, 77961, 101949, 103948, 119940, 129935, 135932, 155922, 169915, 203898, 259870, 311844, 339830, 389805, 407796, 441779, 509745, 519740, 679660, 779610, 883558, 1019490, 1325337, 1559220, 1767116, 2038980, 2208895, 2650674, 4417790, 5301348, 6626685, 8835580, 13253370, 26506740]

約数ペア:

[(1, 26506740), (2, 13253370), (3, 8835580), (4, 6626685), (5, 5301348), (6, 4417790), (10, 2650674), (12, 2208895), (13, 2038980), (15, 1767116), (17, 1559220), (20, 1325337), (26, 1019490), (30, 883558), (34, 779610), (39, 679660), (51, 519740), (52, 509745), (60, 441779), (65, 407796), (68, 389805), (78, 339830), (85, 311844), (102, 259870), (130, 203898), (156, 169915), (170, 155922), (195, 135932), (204, 129935), (221, 119940), (255, 103948), (260, 101949), (340, 77961), (390, 67966), (442, 59970), (510, 51974), (663, 39980), (780, 33983), (884, 29985), (1020, 25987), (1105, 23988), (1326, 19990), (1999, 13260), (2210, 11994), (2652, 9995), (3315, 7996), (3998, 6630), (4420, 5997)]