64917528

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{233}}^1$

素因数の和:321

約数の個数: 128

約数和(自身を含む): 188697600

約数和(自身を除く): 123780072

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 19, 24, 26, 38, 39, 47, 52, 57, 76, 78, 94, 104, 114, 141, 152, 156, 188, 228, 233, 247, 282, 312, 376, 456, 466, 494, 564, 611, 699, 741, 893, 932, 988, 1128, 1222, 1398, 1482, 1786, 1833, 1864, 1976, 2444, 2679, 2796, 2964, 3029, 3572, 3666, 4427, 4888, 5358, 5592, 5928, 6058, 7144, 7332, 8854, 9087, 10716, 10951, 11609, 12116, 13281, 14664, 17708, 18174, 21432, 21902, 23218, 24232, 26562, 32853, 34827, 35416, 36348, 43804, 46436, 53124, 57551, 65706, 69654, 72696, 87608, 92872, 106248, 115102, 131412, 139308, 142363, 172653, 208069, 230204, 262824, 278616, 284726, 345306, 416138, 427089, 460408, 569452, 624207, 690612, 832276, 854178, 1138904, 1248414, 1381224, 1664552, 1708356, 2496828, 2704897, 3416712, 4993656, 5409794, 8114691, 10819588, 16229382, 21639176, 32458764, 64917528]

約数ペア:

[(1, 64917528), (2, 32458764), (3, 21639176), (4, 16229382), (6, 10819588), (8, 8114691), (12, 5409794), (13, 4993656), (19, 3416712), (24, 2704897), (26, 2496828), (38, 1708356), (39, 1664552), (47, 1381224), (52, 1248414), (57, 1138904), (76, 854178), (78, 832276), (94, 690612), (104, 624207), (114, 569452), (141, 460408), (152, 427089), (156, 416138), (188, 345306), (228, 284726), (233, 278616), (247, 262824), (282, 230204), (312, 208069), (376, 172653), (456, 142363), (466, 139308), (494, 131412), (564, 115102), (611, 106248), (699, 92872), (741, 87608), (893, 72696), (932, 69654), (988, 65706), (1128, 57551), (1222, 53124), (1398, 46436), (1482, 43804), (1786, 36348), (1833, 35416), (1864, 34827), (1976, 32853), (2444, 26562), (2679, 24232), (2796, 23218), (2964, 21902), (3029, 21432), (3572, 18174), (3666, 17708), (4427, 14664), (4888, 13281), (5358, 12116), (5592, 11609), (5928, 10951), (6058, 10716), (7144, 9087), (7332, 8854)]