31106950

素因数分解:

$2^1\times 5^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:158

約数の個数: 96

約数和(自身を含む): 70852608

約数和(自身を除く): 39745658

約数列:

[1, 2, 5, 7, 10, 14, 25, 31, 35, 47, 50, 61, 62, 70, 94, 122, 155, 175, 217, 235, 305, 310, 329, 350, 427, 434, 470, 610, 658, 775, 854, 1085, 1175, 1457, 1525, 1550, 1645, 1891, 2135, 2170, 2350, 2867, 2914, 3050, 3290, 3782, 4270, 5425, 5734, 7285, 8225, 9455, 10199, 10675, 10850, 13237, 14335, 14570, 16450, 18910, 20069, 20398, 21350, 26474, 28670, 36425, 40138, 47275, 50995, 66185, 71675, 72850, 88877, 94550, 100345, 101990, 132370, 143350, 177754, 200690, 254975, 330925, 444385, 501725, 509950, 622139, 661850, 888770, 1003450, 1244278, 2221925, 3110695, 4443850, 6221390, 15553475, 31106950]

約数ペア:

[(1, 31106950), (2, 15553475), (5, 6221390), (7, 4443850), (10, 3110695), (14, 2221925), (25, 1244278), (31, 1003450), (35, 888770), (47, 661850), (50, 622139), (61, 509950), (62, 501725), (70, 444385), (94, 330925), (122, 254975), (155, 200690), (175, 177754), (217, 143350), (235, 132370), (305, 101990), (310, 100345), (329, 94550), (350, 88877), (427, 72850), (434, 71675), (470, 66185), (610, 50995), (658, 47275), (775, 40138), (854, 36425), (1085, 28670), (1175, 26474), (1457, 21350), (1525, 20398), (1550, 20069), (1645, 18910), (1891, 16450), (2135, 14570), (2170, 14335), (2350, 13237), (2867, 10850), (2914, 10675), (3050, 10199), (3290, 9455), (3782, 8225), (4270, 7285), (5425, 5734)]