90020140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{83}}^1\times {\mathrm{127}}^1$

素因数の和:287

約数の個数: 96

約数和(自身を含む): 223985664

約数和(自身を除く): 133965524

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 61, 70, 83, 122, 127, 140, 166, 244, 254, 305, 332, 415, 427, 508, 581, 610, 635, 830, 854, 889, 1162, 1220, 1270, 1660, 1708, 1778, 2135, 2324, 2540, 2905, 3556, 4270, 4445, 5063, 5810, 7747, 8540, 8890, 10126, 10541, 11620, 15494, 17780, 20252, 21082, 25315, 30988, 35441, 38735, 42164, 50630, 52705, 54229, 70882, 73787, 77470, 101260, 105410, 108458, 141764, 147574, 154940, 177205, 210820, 216916, 271145, 295148, 354410, 368935, 542290, 643001, 708820, 737870, 1084580, 1286002, 1475740, 2572004, 3215005, 4501007, 6430010, 9002014, 12860020, 18004028, 22505035, 45010070, 90020140]

約数ペア:

[(1, 90020140), (2, 45010070), (4, 22505035), (5, 18004028), (7, 12860020), (10, 9002014), (14, 6430010), (20, 4501007), (28, 3215005), (35, 2572004), (61, 1475740), (70, 1286002), (83, 1084580), (122, 737870), (127, 708820), (140, 643001), (166, 542290), (244, 368935), (254, 354410), (305, 295148), (332, 271145), (415, 216916), (427, 210820), (508, 177205), (581, 154940), (610, 147574), (635, 141764), (830, 108458), (854, 105410), (889, 101260), (1162, 77470), (1220, 73787), (1270, 70882), (1660, 54229), (1708, 52705), (1778, 50630), (2135, 42164), (2324, 38735), (2540, 35441), (2905, 30988), (3556, 25315), (4270, 21082), (4445, 20252), (5063, 17780), (5810, 15494), (7747, 11620), (8540, 10541), (8890, 10126)]