1291391270

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{241}}^1\times {\mathrm{877}}^1$

素因数の和:1185

約数の個数: 64

約数和(自身を含む): 2570109696

約数和(自身を除く): 1278718426

約数列:

[1, 2, 5, 10, 13, 26, 47, 65, 94, 130, 235, 241, 470, 482, 611, 877, 1205, 1222, 1754, 2410, 3055, 3133, 4385, 6110, 6266, 8770, 11327, 11401, 15665, 22654, 22802, 31330, 41219, 56635, 57005, 82438, 113270, 114010, 147251, 206095, 211357, 294502, 412190, 422714, 535847, 736255, 1056785, 1071694, 1472510, 2113570, 2679235, 2747641, 5358470, 5495282, 9933779, 13738205, 19867558, 27476410, 49668895, 99337790, 129139127, 258278254, 645695635, 1291391270]

約数ペア:

[(1, 1291391270), (2, 645695635), (5, 258278254), (10, 129139127), (13, 99337790), (26, 49668895), (47, 27476410), (65, 19867558), (94, 13738205), (130, 9933779), (235, 5495282), (241, 5358470), (470, 2747641), (482, 2679235), (611, 2113570), (877, 1472510), (1205, 1071694), (1222, 1056785), (1754, 736255), (2410, 535847), (3055, 422714), (3133, 412190), (4385, 294502), (6110, 211357), (6266, 206095), (8770, 147251), (11327, 114010), (11401, 113270), (15665, 82438), (22654, 57005), (22802, 56635), (31330, 41219)]