31362800

素因数分解:

$2^4\times 5^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{487}}^1$

素因数の和:535

約数の個数: 120

約数和(自身を含む): 90041856

約数和(自身を除く): 58679056

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 23, 25, 28, 35, 40, 46, 50, 56, 70, 80, 92, 100, 112, 115, 140, 161, 175, 184, 200, 230, 280, 322, 350, 368, 400, 460, 487, 560, 575, 644, 700, 805, 920, 974, 1150, 1288, 1400, 1610, 1840, 1948, 2300, 2435, 2576, 2800, 3220, 3409, 3896, 4025, 4600, 4870, 6440, 6818, 7792, 8050, 9200, 9740, 11201, 12175, 12880, 13636, 16100, 17045, 19480, 22402, 24350, 27272, 32200, 34090, 38960, 44804, 48700, 54544, 56005, 64400, 68180, 78407, 85225, 89608, 97400, 112010, 136360, 156814, 170450, 179216, 194800, 224020, 272720, 280025, 313628, 340900, 392035, 448040, 560050, 627256, 681800, 784070, 896080, 1120100, 1254512, 1363600, 1568140, 1960175, 2240200, 3136280, 3920350, 4480400, 6272560, 7840700, 15681400, 31362800]

約数ペア:

[(1, 31362800), (2, 15681400), (4, 7840700), (5, 6272560), (7, 4480400), (8, 3920350), (10, 3136280), (14, 2240200), (16, 1960175), (20, 1568140), (23, 1363600), (25, 1254512), (28, 1120100), (35, 896080), (40, 784070), (46, 681800), (50, 627256), (56, 560050), (70, 448040), (80, 392035), (92, 340900), (100, 313628), (112, 280025), (115, 272720), (140, 224020), (161, 194800), (175, 179216), (184, 170450), (200, 156814), (230, 136360), (280, 112010), (322, 97400), (350, 89608), (368, 85225), (400, 78407), (460, 68180), (487, 64400), (560, 56005), (575, 54544), (644, 48700), (700, 44804), (805, 38960), (920, 34090), (974, 32200), (1150, 27272), (1288, 24350), (1400, 22402), (1610, 19480), (1840, 17045), (1948, 16100), (2300, 13636), (2435, 12880), (2576, 12175), (2800, 11201), (3220, 9740), (3409, 9200), (3896, 8050), (4025, 7792), (4600, 6818), (4870, 6440)]