87959560

素因数分解:

$2^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1\times {\mathrm{61}}^1$

素因数の和:191

約数の個数: 128

約数和(自身を含む): 224985600

約数和(自身を除く): 137026040

約数列:

[1, 2, 4, 5, 8, 10, 13, 20, 26, 40, 47, 52, 59, 61, 65, 94, 104, 118, 122, 130, 188, 235, 236, 244, 260, 295, 305, 376, 470, 472, 488, 520, 590, 610, 611, 767, 793, 940, 1180, 1220, 1222, 1534, 1586, 1880, 2360, 2440, 2444, 2773, 2867, 3055, 3068, 3172, 3599, 3835, 3965, 4888, 5546, 5734, 6110, 6136, 6344, 7198, 7670, 7930, 11092, 11468, 12220, 13865, 14335, 14396, 15340, 15860, 17995, 22184, 22936, 24440, 27730, 28670, 28792, 30680, 31720, 35990, 36049, 37271, 46787, 55460, 57340, 71980, 72098, 74542, 93574, 110920, 114680, 143960, 144196, 149084, 169153, 180245, 186355, 187148, 233935, 288392, 298168, 338306, 360490, 372710, 374296, 467870, 676612, 720980, 745420, 845765, 935740, 1353224, 1441960, 1490840, 1691530, 1871480, 2198989, 3383060, 4397978, 6766120, 8795956, 10994945, 17591912, 21989890, 43979780, 87959560]

約数ペア:

[(1, 87959560), (2, 43979780), (4, 21989890), (5, 17591912), (8, 10994945), (10, 8795956), (13, 6766120), (20, 4397978), (26, 3383060), (40, 2198989), (47, 1871480), (52, 1691530), (59, 1490840), (61, 1441960), (65, 1353224), (94, 935740), (104, 845765), (118, 745420), (122, 720980), (130, 676612), (188, 467870), (235, 374296), (236, 372710), (244, 360490), (260, 338306), (295, 298168), (305, 288392), (376, 233935), (470, 187148), (472, 186355), (488, 180245), (520, 169153), (590, 149084), (610, 144196), (611, 143960), (767, 114680), (793, 110920), (940, 93574), (1180, 74542), (1220, 72098), (1222, 71980), (1534, 57340), (1586, 55460), (1880, 46787), (2360, 37271), (2440, 36049), (2444, 35990), (2773, 31720), (2867, 30680), (3055, 28792), (3068, 28670), (3172, 27730), (3599, 24440), (3835, 22936), (3965, 22184), (4888, 17995), (5546, 15860), (5734, 15340), (6110, 14396), (6136, 14335), (6344, 13865), (7198, 12220), (7670, 11468), (7930, 11092)]