213510050

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{7639}}^1$

素因数の和:7707

約数の個数: 48

約数和(自身を含む): 437680320

約数和(自身を除く): 224170270

約数列:

[1, 2, 5, 10, 13, 25, 26, 43, 50, 65, 86, 130, 215, 325, 430, 559, 650, 1075, 1118, 2150, 2795, 5590, 7639, 13975, 15278, 27950, 38195, 76390, 99307, 190975, 198614, 328477, 381950, 496535, 656954, 993070, 1642385, 2482675, 3284770, 4270201, 4965350, 8211925, 8540402, 16423850, 21351005, 42702010, 106755025, 213510050]

約数ペア:

[(1, 213510050), (2, 106755025), (5, 42702010), (10, 21351005), (13, 16423850), (25, 8540402), (26, 8211925), (43, 4965350), (50, 4270201), (65, 3284770), (86, 2482675), (130, 1642385), (215, 993070), (325, 656954), (430, 496535), (559, 381950), (650, 328477), (1075, 198614), (1118, 190975), (2150, 99307), (2795, 76390), (5590, 38195), (7639, 27950), (13975, 15278)]