88641280

素因数分解:

$2^8\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{761}}^1$

素因数の和:802

約数の個数: 144

約数和(自身を含む): 261664704

約数和(自身を除く): 173023424

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, 256, 260, 280, 320, 364, 416, 448, 455, 520, 560, 640, 728, 761, 832, 896, 910, 1040, 1120, 1280, 1456, 1522, 1664, 1792, 1820, 2080, 2240, 2912, 3044, 3328, 3640, 3805, 4160, 4480, 5327, 5824, 6088, 7280, 7610, 8320, 8960, 9893, 10654, 11648, 12176, 14560, 15220, 16640, 19786, 21308, 23296, 24352, 26635, 29120, 30440, 39572, 42616, 48704, 49465, 53270, 58240, 60880, 69251, 79144, 85232, 97408, 98930, 106540, 116480, 121760, 138502, 158288, 170464, 194816, 197860, 213080, 243520, 277004, 316576, 340928, 346255, 395720, 426160, 487040, 554008, 633152, 681856, 692510, 791440, 852320, 974080, 1108016, 1266304, 1363712, 1385020, 1582880, 1704640, 2216032, 2532608, 2770040, 3165760, 3409280, 4432064, 5540080, 6331520, 6818560, 8864128, 11080160, 12663040, 17728256, 22160320, 44320640, 88641280]

約数ペア:

[(1, 88641280), (2, 44320640), (4, 22160320), (5, 17728256), (7, 12663040), (8, 11080160), (10, 8864128), (13, 6818560), (14, 6331520), (16, 5540080), (20, 4432064), (26, 3409280), (28, 3165760), (32, 2770040), (35, 2532608), (40, 2216032), (52, 1704640), (56, 1582880), (64, 1385020), (65, 1363712), (70, 1266304), (80, 1108016), (91, 974080), (104, 852320), (112, 791440), (128, 692510), (130, 681856), (140, 633152), (160, 554008), (182, 487040), (208, 426160), (224, 395720), (256, 346255), (260, 340928), (280, 316576), (320, 277004), (364, 243520), (416, 213080), (448, 197860), (455, 194816), (520, 170464), (560, 158288), (640, 138502), (728, 121760), (761, 116480), (832, 106540), (896, 98930), (910, 97408), (1040, 85232), (1120, 79144), (1280, 69251), (1456, 60880), (1522, 58240), (1664, 53270), (1792, 49465), (1820, 48704), (2080, 42616), (2240, 39572), (2912, 30440), (3044, 29120), (3328, 26635), (3640, 24352), (3805, 23296), (4160, 21308), (4480, 19786), (5327, 16640), (5824, 15220), (6088, 14560), (7280, 12176), (7610, 11648), (8320, 10654), (8960, 9893)]