84971742700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{643}}^1\times {\mathrm{101653}}^1$

素因数の和:102323

約数の個数: 72

約数和(自身を含む): 198883204688

約数和(自身を除く): 113911461988

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 260, 325, 643, 650, 1286, 1300, 2572, 3215, 6430, 8359, 12860, 16075, 16718, 32150, 33436, 41795, 64300, 83590, 101653, 167180, 203306, 208975, 406612, 417950, 508265, 835900, 1016530, 1321489, 2033060, 2541325, 2642978, 5082650, 5285956, 6607445, 10165300, 13214890, 26429780, 33037225, 65362879, 66074450, 130725758, 132148900, 261451516, 326814395, 653628790, 849717427, 1307257580, 1634071975, 1699434854, 3268143950, 3398869708, 4248587135, 6536287900, 8497174270, 16994348540, 21242935675, 42485871350, 84971742700]

約数ペア:

[(1, 84971742700), (2, 42485871350), (4, 21242935675), (5, 16994348540), (10, 8497174270), (13, 6536287900), (20, 4248587135), (25, 3398869708), (26, 3268143950), (50, 1699434854), (52, 1634071975), (65, 1307257580), (100, 849717427), (130, 653628790), (260, 326814395), (325, 261451516), (643, 132148900), (650, 130725758), (1286, 66074450), (1300, 65362879), (2572, 33037225), (3215, 26429780), (6430, 13214890), (8359, 10165300), (12860, 6607445), (16075, 5285956), (16718, 5082650), (32150, 2642978), (33436, 2541325), (41795, 2033060), (64300, 1321489), (83590, 1016530), (101653, 835900), (167180, 508265), (203306, 417950), (208975, 406612)]