12869650

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1$

素因数の和:104

約数の個数: 72

約数和(自身を含む): 27212544

約数和(自身を除く): 14342894

約数列:

[1, 2, 5, 10, 19, 23, 25, 31, 38, 46, 50, 62, 95, 115, 155, 190, 230, 310, 361, 437, 475, 575, 589, 713, 722, 775, 874, 950, 1150, 1178, 1426, 1550, 1805, 2185, 2945, 3565, 3610, 4370, 5890, 7130, 8303, 9025, 10925, 11191, 13547, 14725, 16606, 17825, 18050, 21850, 22382, 27094, 29450, 35650, 41515, 55955, 67735, 83030, 111910, 135470, 207575, 257393, 279775, 338675, 415150, 514786, 559550, 677350, 1286965, 2573930, 6434825, 12869650]

約数ペア:

[(1, 12869650), (2, 6434825), (5, 2573930), (10, 1286965), (19, 677350), (23, 559550), (25, 514786), (31, 415150), (38, 338675), (46, 279775), (50, 257393), (62, 207575), (95, 135470), (115, 111910), (155, 83030), (190, 67735), (230, 55955), (310, 41515), (361, 35650), (437, 29450), (475, 27094), (575, 22382), (589, 21850), (713, 18050), (722, 17825), (775, 16606), (874, 14725), (950, 13547), (1150, 11191), (1178, 10925), (1426, 9025), (1550, 8303), (1805, 7130), (2185, 5890), (2945, 4370), (3565, 3610)]