149736980

素因数分解:

$2^2\times 5^1\times {\mathrm{83}}^1\times {\mathrm{90203}}^1$

素因数の和:90295

約数の個数: 24

約数和(自身を含む): 318239712

約数和(自身を除く): 168502732

約数列:

[1, 2, 4, 5, 10, 20, 83, 166, 332, 415, 830, 1660, 90203, 180406, 360812, 451015, 902030, 1804060, 7486849, 14973698, 29947396, 37434245, 74868490, 149736980]

約数ペア:

[(1, 149736980), (2, 74868490), (4, 37434245), (5, 29947396), (10, 14973698), (20, 7486849), (83, 1804060), (166, 902030), (332, 451015), (415, 360812), (830, 180406), (1660, 90203)]