20550899610

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{331}}^1\times {\mathrm{76651}}^1$

素因数の和:77001

約数の個数: 80

約数和(自身を含む): 55426754592

約数和(自身を除く): 34875854982

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 331, 405, 662, 810, 993, 1655, 1986, 2979, 3310, 4965, 5958, 8937, 9930, 14895, 17874, 26811, 29790, 44685, 53622, 76651, 89370, 134055, 153302, 229953, 268110, 383255, 459906, 689859, 766510, 1149765, 1379718, 2069577, 2299530, 3449295, 4139154, 6208731, 6898590, 10347885, 12417462, 20695770, 25371481, 31043655, 50742962, 62087310, 76114443, 126857405, 152228886, 228343329, 253714810, 380572215, 456686658, 685029987, 761144430, 1141716645, 1370059974, 2055089961, 2283433290, 3425149935, 4110179922, 6850299870, 10275449805, 20550899610]

約数ペア:

[(1, 20550899610), (2, 10275449805), (3, 6850299870), (5, 4110179922), (6, 3425149935), (9, 2283433290), (10, 2055089961), (15, 1370059974), (18, 1141716645), (27, 761144430), (30, 685029987), (45, 456686658), (54, 380572215), (81, 253714810), (90, 228343329), (135, 152228886), (162, 126857405), (270, 76114443), (331, 62087310), (405, 50742962), (662, 31043655), (810, 25371481), (993, 20695770), (1655, 12417462), (1986, 10347885), (2979, 6898590), (3310, 6208731), (4965, 4139154), (5958, 3449295), (8937, 2299530), (9930, 2069577), (14895, 1379718), (17874, 1149765), (26811, 766510), (29790, 689859), (44685, 459906), (53622, 383255), (76651, 268110), (89370, 229953), (134055, 153302)]