291250700

素因数分解:

$2^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{157}}^1\times {\mathrm{1427}}^1$

素因数の和:1611

約数の個数: 72

約数和(自身を含む): 685445712

約数和(自身を除く): 394195012

約数列:

[1, 2, 4, 5, 10, 13, 20, 25, 26, 50, 52, 65, 100, 130, 157, 260, 314, 325, 628, 650, 785, 1300, 1427, 1570, 2041, 2854, 3140, 3925, 4082, 5708, 7135, 7850, 8164, 10205, 14270, 15700, 18551, 20410, 28540, 35675, 37102, 40820, 51025, 71350, 74204, 92755, 102050, 142700, 185510, 204100, 224039, 371020, 448078, 463775, 896156, 927550, 1120195, 1855100, 2240390, 2912507, 4480780, 5600975, 5825014, 11201950, 11650028, 14562535, 22403900, 29125070, 58250140, 72812675, 145625350, 291250700]

約数ペア:

[(1, 291250700), (2, 145625350), (4, 72812675), (5, 58250140), (10, 29125070), (13, 22403900), (20, 14562535), (25, 11650028), (26, 11201950), (50, 5825014), (52, 5600975), (65, 4480780), (100, 2912507), (130, 2240390), (157, 1855100), (260, 1120195), (314, 927550), (325, 896156), (628, 463775), (650, 448078), (785, 371020), (1300, 224039), (1427, 204100), (1570, 185510), (2041, 142700), (2854, 102050), (3140, 92755), (3925, 74204), (4082, 71350), (5708, 51025), (7135, 40820), (7850, 37102), (8164, 35675), (10205, 28540), (14270, 20410), (15700, 18551)]