71992540

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{1399}}^1$

素因数の和:1522

約数の個数: 48

約数和(自身を含む): 158054400

約数和(自身を除く): 86061860

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 83, 124, 155, 166, 310, 332, 415, 620, 830, 1399, 1660, 2573, 2798, 5146, 5596, 6995, 10292, 12865, 13990, 25730, 27980, 43369, 51460, 86738, 116117, 173476, 216845, 232234, 433690, 464468, 580585, 867380, 1161170, 2322340, 3599627, 7199254, 14398508, 17998135, 35996270, 71992540]

約数ペア:

[(1, 71992540), (2, 35996270), (4, 17998135), (5, 14398508), (10, 7199254), (20, 3599627), (31, 2322340), (62, 1161170), (83, 867380), (124, 580585), (155, 464468), (166, 433690), (310, 232234), (332, 216845), (415, 173476), (620, 116117), (830, 86738), (1399, 51460), (1660, 43369), (2573, 27980), (2798, 25730), (5146, 13990), (5596, 12865), (6995, 10292)]