66990200

素因数分解:

$2^3\times 5^2\times {\mathrm{17}}^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1$

素因数の和:130

約数の個数: 144

約数和(自身を含む): 177016200

約数和(自身を除く): 110026000

約数列:

[1, 2, 4, 5, 8, 10, 17, 19, 20, 25, 34, 38, 40, 50, 61, 68, 76, 85, 95, 100, 122, 136, 152, 170, 190, 200, 244, 289, 305, 323, 340, 380, 425, 475, 488, 578, 610, 646, 680, 760, 850, 950, 1037, 1156, 1159, 1220, 1292, 1445, 1525, 1615, 1700, 1900, 2074, 2312, 2318, 2440, 2584, 2890, 3050, 3230, 3400, 3800, 4148, 4636, 5185, 5491, 5780, 5795, 6100, 6460, 7225, 8075, 8296, 9272, 10370, 10982, 11560, 11590, 12200, 12920, 14450, 16150, 17629, 19703, 20740, 21964, 23180, 25925, 27455, 28900, 28975, 32300, 35258, 39406, 41480, 43928, 46360, 51850, 54910, 57800, 57950, 64600, 70516, 78812, 88145, 98515, 103700, 109820, 115900, 137275, 141032, 157624, 176290, 197030, 207400, 219640, 231800, 274550, 334951, 352580, 394060, 440725, 492575, 549100, 669902, 705160, 788120, 881450, 985150, 1098200, 1339804, 1674755, 1762900, 1970300, 2679608, 3349510, 3525800, 3940600, 6699020, 8373775, 13398040, 16747550, 33495100, 66990200]

約数ペア:

[(1, 66990200), (2, 33495100), (4, 16747550), (5, 13398040), (8, 8373775), (10, 6699020), (17, 3940600), (19, 3525800), (20, 3349510), (25, 2679608), (34, 1970300), (38, 1762900), (40, 1674755), (50, 1339804), (61, 1098200), (68, 985150), (76, 881450), (85, 788120), (95, 705160), (100, 669902), (122, 549100), (136, 492575), (152, 440725), (170, 394060), (190, 352580), (200, 334951), (244, 274550), (289, 231800), (305, 219640), (323, 207400), (340, 197030), (380, 176290), (425, 157624), (475, 141032), (488, 137275), (578, 115900), (610, 109820), (646, 103700), (680, 98515), (760, 88145), (850, 78812), (950, 70516), (1037, 64600), (1156, 57950), (1159, 57800), (1220, 54910), (1292, 51850), (1445, 46360), (1525, 43928), (1615, 41480), (1700, 39406), (1900, 35258), (2074, 32300), (2312, 28975), (2318, 28900), (2440, 27455), (2584, 25925), (2890, 23180), (3050, 21964), (3230, 20740), (3400, 19703), (3800, 17629), (4148, 16150), (4636, 14450), (5185, 12920), (5491, 12200), (5780, 11590), (5795, 11560), (6100, 10982), (6460, 10370), (7225, 9272), (8075, 8296)]