84198790

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1229}}^1$

素因数の和:1297

約数の個数: 64

約数和(自身を含む): 178536960

約数和(自身を除く): 94338170

約数列:

[1, 2, 5, 10, 13, 17, 26, 31, 34, 62, 65, 85, 130, 155, 170, 221, 310, 403, 442, 527, 806, 1054, 1105, 1229, 2015, 2210, 2458, 2635, 4030, 5270, 6145, 6851, 12290, 13702, 15977, 20893, 31954, 34255, 38099, 41786, 68510, 76198, 79885, 104465, 159770, 190495, 208930, 271609, 380990, 495287, 543218, 647683, 990574, 1295366, 1358045, 2476435, 2716090, 3238415, 4952870, 6476830, 8419879, 16839758, 42099395, 84198790]

約数ペア:

[(1, 84198790), (2, 42099395), (5, 16839758), (10, 8419879), (13, 6476830), (17, 4952870), (26, 3238415), (31, 2716090), (34, 2476435), (62, 1358045), (65, 1295366), (85, 990574), (130, 647683), (155, 543218), (170, 495287), (221, 380990), (310, 271609), (403, 208930), (442, 190495), (527, 159770), (806, 104465), (1054, 79885), (1105, 76198), (1229, 68510), (2015, 41786), (2210, 38099), (2458, 34255), (2635, 31954), (4030, 20893), (5270, 15977), (6145, 13702), (6851, 12290)]