98935280

素因数分解:

$2^4\times 5^1\times {\mathrm{19}}^1\times {\mathrm{65089}}^1$

素因数の和:65121

約数の個数: 40

約数和(自身を含む): 242134800

約数和(自身を除く): 143199520

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 38, 40, 76, 80, 95, 152, 190, 304, 380, 760, 1520, 65089, 130178, 260356, 325445, 520712, 650890, 1041424, 1236691, 1301780, 2473382, 2603560, 4946764, 5207120, 6183455, 9893528, 12366910, 19787056, 24733820, 49467640, 98935280]

約数ペア:

[(1, 98935280), (2, 49467640), (4, 24733820), (5, 19787056), (8, 12366910), (10, 9893528), (16, 6183455), (19, 5207120), (20, 4946764), (38, 2603560), (40, 2473382), (76, 1301780), (80, 1236691), (95, 1041424), (152, 650890), (190, 520712), (304, 325445), (380, 260356), (760, 130178), (1520, 65089)]