131366800

素因数分解:

$2^4\times 5^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{131}}^1$

素因数の和:281

約数の個数: 120

約数和(自身を含む): 334889280

約数和(自身を除く): 203522480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 25, 40, 46, 50, 80, 92, 100, 109, 115, 131, 184, 200, 218, 230, 262, 368, 400, 436, 460, 524, 545, 575, 655, 872, 920, 1048, 1090, 1150, 1310, 1744, 1840, 2096, 2180, 2300, 2507, 2620, 2725, 3013, 3275, 4360, 4600, 5014, 5240, 5450, 6026, 6550, 8720, 9200, 10028, 10480, 10900, 12052, 12535, 13100, 14279, 15065, 20056, 21800, 24104, 25070, 26200, 28558, 30130, 40112, 43600, 48208, 50140, 52400, 57116, 60260, 62675, 71395, 75325, 100280, 114232, 120520, 125350, 142790, 150650, 200560, 228464, 241040, 250700, 285580, 301300, 328417, 356975, 501400, 571160, 602600, 656834, 713950, 1002800, 1142320, 1205200, 1313668, 1427900, 1642085, 2627336, 2855800, 3284170, 5254672, 5711600, 6568340, 8210425, 13136680, 16420850, 26273360, 32841700, 65683400, 131366800]

約数ペア:

[(1, 131366800), (2, 65683400), (4, 32841700), (5, 26273360), (8, 16420850), (10, 13136680), (16, 8210425), (20, 6568340), (23, 5711600), (25, 5254672), (40, 3284170), (46, 2855800), (50, 2627336), (80, 1642085), (92, 1427900), (100, 1313668), (109, 1205200), (115, 1142320), (131, 1002800), (184, 713950), (200, 656834), (218, 602600), (230, 571160), (262, 501400), (368, 356975), (400, 328417), (436, 301300), (460, 285580), (524, 250700), (545, 241040), (575, 228464), (655, 200560), (872, 150650), (920, 142790), (1048, 125350), (1090, 120520), (1150, 114232), (1310, 100280), (1744, 75325), (1840, 71395), (2096, 62675), (2180, 60260), (2300, 57116), (2507, 52400), (2620, 50140), (2725, 48208), (3013, 43600), (3275, 40112), (4360, 30130), (4600, 28558), (5014, 26200), (5240, 25070), (5450, 24104), (6026, 21800), (6550, 20056), (8720, 15065), (9200, 14279), (10028, 13100), (10480, 12535), (10900, 12052)]