51555040

素因数分解:

$2^5\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{271}}^1$

素因数の和:356

約数の個数: 96

約数和(自身を含む): 129548160

約数和(自身を除く): 77993120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 32, 40, 41, 58, 80, 82, 116, 145, 160, 164, 205, 232, 271, 290, 328, 410, 464, 542, 580, 656, 820, 928, 1084, 1160, 1189, 1312, 1355, 1640, 2168, 2320, 2378, 2710, 3280, 4336, 4640, 4756, 5420, 5945, 6560, 7859, 8672, 9512, 10840, 11111, 11890, 15718, 19024, 21680, 22222, 23780, 31436, 38048, 39295, 43360, 44444, 47560, 55555, 62872, 78590, 88888, 95120, 111110, 125744, 157180, 177776, 190240, 222220, 251488, 314360, 322219, 355552, 444440, 628720, 644438, 888880, 1257440, 1288876, 1611095, 1777760, 2577752, 3222190, 5155504, 6444380, 10311008, 12888760, 25777520, 51555040]

約数ペア:

[(1, 51555040), (2, 25777520), (4, 12888760), (5, 10311008), (8, 6444380), (10, 5155504), (16, 3222190), (20, 2577752), (29, 1777760), (32, 1611095), (40, 1288876), (41, 1257440), (58, 888880), (80, 644438), (82, 628720), (116, 444440), (145, 355552), (160, 322219), (164, 314360), (205, 251488), (232, 222220), (271, 190240), (290, 177776), (328, 157180), (410, 125744), (464, 111110), (542, 95120), (580, 88888), (656, 78590), (820, 62872), (928, 55555), (1084, 47560), (1160, 44444), (1189, 43360), (1312, 39295), (1355, 38048), (1640, 31436), (2168, 23780), (2320, 22222), (2378, 21680), (2710, 19024), (3280, 15718), (4336, 11890), (4640, 11111), (4756, 10840), (5420, 9512), (5945, 8672), (6560, 7859)]