67817800

素因数分解:

$2^3\times 5^2\times {\mathrm{23}}^2\times {\mathrm{641}}^1$

素因数の和:703

約数の個数: 72

約数和(自身を含む): 165087090

約数和(自身を除く): 97269290

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 25, 40, 46, 50, 92, 100, 115, 184, 200, 230, 460, 529, 575, 641, 920, 1058, 1150, 1282, 2116, 2300, 2564, 2645, 3205, 4232, 4600, 5128, 5290, 6410, 10580, 12820, 13225, 14743, 16025, 21160, 25640, 26450, 29486, 32050, 52900, 58972, 64100, 73715, 105800, 117944, 128200, 147430, 294860, 339089, 368575, 589720, 678178, 737150, 1356356, 1474300, 1695445, 2712712, 2948600, 3390890, 6781780, 8477225, 13563560, 16954450, 33908900, 67817800]

約数ペア:

[(1, 67817800), (2, 33908900), (4, 16954450), (5, 13563560), (8, 8477225), (10, 6781780), (20, 3390890), (23, 2948600), (25, 2712712), (40, 1695445), (46, 1474300), (50, 1356356), (92, 737150), (100, 678178), (115, 589720), (184, 368575), (200, 339089), (230, 294860), (460, 147430), (529, 128200), (575, 117944), (641, 105800), (920, 73715), (1058, 64100), (1150, 58972), (1282, 52900), (2116, 32050), (2300, 29486), (2564, 26450), (2645, 25640), (3205, 21160), (4232, 16025), (4600, 14743), (5128, 13225), (5290, 12820), (6410, 10580)]