81395850

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{23593}}^1$

素因数の和:23631

約数の個数: 48

約数和(自身を含む): 210647232

約数和(自身を除く): 129251382

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 23593, 47186, 70779, 117965, 141558, 235930, 353895, 542639, 589825, 707790, 1085278, 1179650, 1627917, 1769475, 2713195, 3255834, 3538950, 5426390, 8139585, 13565975, 16279170, 27131950, 40697925, 81395850]

約数ペア:

[(1, 81395850), (2, 40697925), (3, 27131950), (5, 16279170), (6, 13565975), (10, 8139585), (15, 5426390), (23, 3538950), (25, 3255834), (30, 2713195), (46, 1769475), (50, 1627917), (69, 1179650), (75, 1085278), (115, 707790), (138, 589825), (150, 542639), (230, 353895), (345, 235930), (575, 141558), (690, 117965), (1150, 70779), (1725, 47186), (3450, 23593)]