649617010

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{137}}^1\times {\mathrm{9677}}^1$

素因数の和:9835

約数の個数: 48

約数和(自身を含む): 1370288664

約数和(自身を除く): 720671654

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 137, 245, 274, 490, 685, 959, 1370, 1918, 4795, 6713, 9590, 9677, 13426, 19354, 33565, 48385, 67130, 67739, 96770, 135478, 338695, 474173, 677390, 948346, 1325749, 2370865, 2651498, 4741730, 6628745, 9280243, 13257490, 18560486, 46401215, 64961701, 92802430, 129923402, 324808505, 649617010]

約数ペア:

[(1, 649617010), (2, 324808505), (5, 129923402), (7, 92802430), (10, 64961701), (14, 46401215), (35, 18560486), (49, 13257490), (70, 9280243), (98, 6628745), (137, 4741730), (245, 2651498), (274, 2370865), (490, 1325749), (685, 948346), (959, 677390), (1370, 474173), (1918, 338695), (4795, 135478), (6713, 96770), (9590, 67739), (9677, 67130), (13426, 48385), (19354, 33565)]