31030350

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{15913}}^1$

素因数の和:15941

約数の個数: 48

約数和(自身を含む): 82880112

約数和(自身を除く): 51849762

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 25, 26, 30, 39, 50, 65, 75, 78, 130, 150, 195, 325, 390, 650, 975, 1950, 15913, 31826, 47739, 79565, 95478, 159130, 206869, 238695, 397825, 413738, 477390, 620607, 795650, 1034345, 1193475, 1241214, 2068690, 2386950, 3103035, 5171725, 6206070, 10343450, 15515175, 31030350]

約数ペア:

[(1, 31030350), (2, 15515175), (3, 10343450), (5, 6206070), (6, 5171725), (10, 3103035), (13, 2386950), (15, 2068690), (25, 1241214), (26, 1193475), (30, 1034345), (39, 795650), (50, 620607), (65, 477390), (75, 413738), (78, 397825), (130, 238695), (150, 206869), (195, 159130), (325, 95478), (390, 79565), (650, 47739), (975, 31826), (1950, 15913)]