71880585

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{41}}^1\times {\mathrm{59}}^1\times {\mathrm{283}}^1$

素因数の和:398

約数の個数: 64

約数和(自身を含む): 137410560

約数和(自身を除く): 65529975

約数列:

[1, 3, 5, 7, 15, 21, 35, 41, 59, 105, 123, 177, 205, 283, 287, 295, 413, 615, 849, 861, 885, 1239, 1415, 1435, 1981, 2065, 2419, 4245, 4305, 5943, 6195, 7257, 9905, 11603, 12095, 16697, 16933, 29715, 34809, 36285, 50091, 50799, 58015, 81221, 83485, 84665, 116879, 174045, 243663, 250455, 253995, 350637, 406105, 584395, 684577, 1218315, 1753185, 2053731, 3422885, 4792039, 10268655, 14376117, 23960195, 71880585]

約数ペア:

[(1, 71880585), (3, 23960195), (5, 14376117), (7, 10268655), (15, 4792039), (21, 3422885), (35, 2053731), (41, 1753185), (59, 1218315), (105, 684577), (123, 584395), (177, 406105), (205, 350637), (283, 253995), (287, 250455), (295, 243663), (413, 174045), (615, 116879), (849, 84665), (861, 83485), (885, 81221), (1239, 58015), (1415, 50799), (1435, 50091), (1981, 36285), (2065, 34809), (2419, 29715), (4245, 16933), (4305, 16697), (5943, 12095), (6195, 11603), (7257, 9905)]