161718210

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{61961}}^1$

素因数の和:62003

約数の個数: 48

約数和(自身を含む): 434973240

約数和(自身を除く): 273255030

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 29, 30, 45, 58, 87, 90, 145, 174, 261, 290, 435, 522, 870, 1305, 2610, 61961, 123922, 185883, 309805, 371766, 557649, 619610, 929415, 1115298, 1796869, 1858830, 2788245, 3593738, 5390607, 5576490, 8984345, 10781214, 16171821, 17968690, 26953035, 32343642, 53906070, 80859105, 161718210]

約数ペア:

[(1, 161718210), (2, 80859105), (3, 53906070), (5, 32343642), (6, 26953035), (9, 17968690), (10, 16171821), (15, 10781214), (18, 8984345), (29, 5576490), (30, 5390607), (45, 3593738), (58, 2788245), (87, 1858830), (90, 1796869), (145, 1115298), (174, 929415), (261, 619610), (290, 557649), (435, 371766), (522, 309805), (870, 185883), (1305, 123922), (2610, 61961)]