79943940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{5351}}^1$

素因数の和:5449

約数の個数: 72

約数和(自身を含む): 245464128

約数和(自身を除く): 165520188

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 60, 83, 90, 166, 180, 249, 332, 415, 498, 747, 830, 996, 1245, 1494, 1660, 2490, 2988, 3735, 4980, 5351, 7470, 10702, 14940, 16053, 21404, 26755, 32106, 48159, 53510, 64212, 80265, 96318, 107020, 160530, 192636, 240795, 321060, 444133, 481590, 888266, 963180, 1332399, 1776532, 2220665, 2664798, 3997197, 4441330, 5329596, 6661995, 7994394, 8882660, 13323990, 15988788, 19985985, 26647980, 39971970, 79943940]

約数ペア:

[(1, 79943940), (2, 39971970), (3, 26647980), (4, 19985985), (5, 15988788), (6, 13323990), (9, 8882660), (10, 7994394), (12, 6661995), (15, 5329596), (18, 4441330), (20, 3997197), (30, 2664798), (36, 2220665), (45, 1776532), (60, 1332399), (83, 963180), (90, 888266), (166, 481590), (180, 444133), (249, 321060), (332, 240795), (415, 192636), (498, 160530), (747, 107020), (830, 96318), (996, 80265), (1245, 64212), (1494, 53510), (1660, 48159), (2490, 32106), (2988, 26755), (3735, 21404), (4980, 16053), (5351, 14940), (7470, 10702)]