201998108

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{29}}^2\times {\mathrm{31}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 72

約数和(自身を含む): 409718400

約数和(自身を除く): 207720292

約数列:

[1, 2, 4, 13, 26, 29, 31, 52, 58, 62, 116, 124, 149, 298, 377, 403, 596, 754, 806, 841, 899, 1508, 1612, 1682, 1798, 1937, 3364, 3596, 3874, 4321, 4619, 7748, 8642, 9238, 10933, 11687, 17284, 18476, 21866, 23374, 26071, 43732, 46748, 52142, 56173, 60047, 104284, 112346, 120094, 125309, 133951, 224692, 240188, 250618, 267902, 338923, 501236, 535804, 677846, 1355692, 1629017, 1741363, 3258034, 3482726, 3884579, 6516068, 6965452, 7769158, 15538316, 50499527, 100999054, 201998108]

約数ペア:

[(1, 201998108), (2, 100999054), (4, 50499527), (13, 15538316), (26, 7769158), (29, 6965452), (31, 6516068), (52, 3884579), (58, 3482726), (62, 3258034), (116, 1741363), (124, 1629017), (149, 1355692), (298, 677846), (377, 535804), (403, 501236), (596, 338923), (754, 267902), (806, 250618), (841, 240188), (899, 224692), (1508, 133951), (1612, 125309), (1682, 120094), (1798, 112346), (1937, 104284), (3364, 60047), (3596, 56173), (3874, 52142), (4321, 46748), (4619, 43732), (7748, 26071), (8642, 23374), (9238, 21866), (10933, 18476), (11687, 17284)]