72500680

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{3547}}^1$

素因数の和:3638

約数の個数: 64

約数和(自身を含む): 189037440

約数和(自身を除く): 116536760

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 73, 140, 146, 280, 292, 365, 511, 584, 730, 1022, 1460, 2044, 2555, 2920, 3547, 4088, 5110, 7094, 10220, 14188, 17735, 20440, 24829, 28376, 35470, 49658, 70940, 99316, 124145, 141880, 198632, 248290, 258931, 496580, 517862, 993160, 1035724, 1294655, 1812517, 2071448, 2589310, 3625034, 5178620, 7250068, 9062585, 10357240, 14500136, 18125170, 36250340, 72500680]

約数ペア:

[(1, 72500680), (2, 36250340), (4, 18125170), (5, 14500136), (7, 10357240), (8, 9062585), (10, 7250068), (14, 5178620), (20, 3625034), (28, 2589310), (35, 2071448), (40, 1812517), (56, 1294655), (70, 1035724), (73, 993160), (140, 517862), (146, 496580), (280, 258931), (292, 248290), (365, 198632), (511, 141880), (584, 124145), (730, 99316), (1022, 70940), (1460, 49658), (2044, 35470), (2555, 28376), (2920, 24829), (3547, 20440), (4088, 17735), (5110, 14188), (7094, 10220)]