65403520

素因数分解:

$2^7\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{1123}}^1$

素因数の和:1162

約数の個数: 128

約数和(自身を含む): 192608640

約数和(自身を除く): 127205120

約数列:

[1, 2, 4, 5, 7, 8, 10, 13, 14, 16, 20, 26, 28, 32, 35, 40, 52, 56, 64, 65, 70, 80, 91, 104, 112, 128, 130, 140, 160, 182, 208, 224, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 832, 896, 910, 1040, 1120, 1123, 1456, 1664, 1820, 2080, 2240, 2246, 2912, 3640, 4160, 4480, 4492, 5615, 5824, 7280, 7861, 8320, 8984, 11230, 11648, 14560, 14599, 15722, 17968, 22460, 29120, 29198, 31444, 35936, 39305, 44920, 58240, 58396, 62888, 71872, 72995, 78610, 89840, 102193, 116792, 125776, 143744, 145990, 157220, 179680, 204386, 233584, 251552, 291980, 314440, 359360, 408772, 467168, 503104, 510965, 583960, 628880, 718720, 817544, 934336, 1006208, 1021930, 1167920, 1257760, 1635088, 1868672, 2043860, 2335840, 2515520, 3270176, 4087720, 4671680, 5031040, 6540352, 8175440, 9343360, 13080704, 16350880, 32701760, 65403520]

約数ペア:

[(1, 65403520), (2, 32701760), (4, 16350880), (5, 13080704), (7, 9343360), (8, 8175440), (10, 6540352), (13, 5031040), (14, 4671680), (16, 4087720), (20, 3270176), (26, 2515520), (28, 2335840), (32, 2043860), (35, 1868672), (40, 1635088), (52, 1257760), (56, 1167920), (64, 1021930), (65, 1006208), (70, 934336), (80, 817544), (91, 718720), (104, 628880), (112, 583960), (128, 510965), (130, 503104), (140, 467168), (160, 408772), (182, 359360), (208, 314440), (224, 291980), (260, 251552), (280, 233584), (320, 204386), (364, 179680), (416, 157220), (448, 145990), (455, 143744), (520, 125776), (560, 116792), (640, 102193), (728, 89840), (832, 78610), (896, 72995), (910, 71872), (1040, 62888), (1120, 58396), (1123, 58240), (1456, 44920), (1664, 39305), (1820, 35936), (2080, 31444), (2240, 29198), (2246, 29120), (2912, 22460), (3640, 17968), (4160, 15722), (4480, 14599), (4492, 14560), (5615, 11648), (5824, 11230), (7280, 8984), (7861, 8320)]