669942550370

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1\times {\mathrm{246937}}^1$

素因数の和:247203

約数の個数: 64

約数和(自身を含む): 1290794313600

約数和(自身を除く): 620851763230

約数列:

[1, 2, 5, 10, 19, 38, 95, 109, 131, 190, 218, 262, 545, 655, 1090, 1310, 2071, 2489, 4142, 4978, 10355, 12445, 14279, 20710, 24890, 28558, 71395, 142790, 246937, 271301, 493874, 542602, 1234685, 1356505, 2469370, 2713010, 4691803, 9383606, 23459015, 26916133, 32348747, 46918030, 53832266, 64697494, 134580665, 161743735, 269161330, 323487470, 511406527, 614626193, 1022813054, 1229252386, 2557032635, 3073130965, 3526013423, 5114065270, 6146261930, 7052026846, 17630067115, 35260134230, 66994255037, 133988510074, 334971275185, 669942550370]

約数ペア:

[(1, 669942550370), (2, 334971275185), (5, 133988510074), (10, 66994255037), (19, 35260134230), (38, 17630067115), (95, 7052026846), (109, 6146261930), (131, 5114065270), (190, 3526013423), (218, 3073130965), (262, 2557032635), (545, 1229252386), (655, 1022813054), (1090, 614626193), (1310, 511406527), (2071, 323487470), (2489, 269161330), (4142, 161743735), (4978, 134580665), (10355, 64697494), (12445, 53832266), (14279, 46918030), (20710, 32348747), (24890, 26916133), (28558, 23459015), (71395, 9383606), (142790, 4691803), (246937, 2713010), (271301, 2469370), (493874, 1356505), (542602, 1234685)]