83477420

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{10357}}^1$

素因数の和:10410

約数の個数: 48

約数和(自身を含む): 194896128

約数和(自身を除く): 111418708

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 31, 52, 62, 65, 124, 130, 155, 260, 310, 403, 620, 806, 1612, 2015, 4030, 8060, 10357, 20714, 41428, 51785, 103570, 134641, 207140, 269282, 321067, 538564, 642134, 673205, 1284268, 1346410, 1605335, 2692820, 3210670, 4173871, 6421340, 8347742, 16695484, 20869355, 41738710, 83477420]

約数ペア:

[(1, 83477420), (2, 41738710), (4, 20869355), (5, 16695484), (10, 8347742), (13, 6421340), (20, 4173871), (26, 3210670), (31, 2692820), (52, 1605335), (62, 1346410), (65, 1284268), (124, 673205), (130, 642134), (155, 538564), (260, 321067), (310, 269282), (403, 207140), (620, 134641), (806, 103570), (1612, 51785), (2015, 41428), (4030, 20714), (8060, 10357)]