201886875

素因数分解:

$3^2\times 5^4\times {\mathrm{19}}^1\times {\mathrm{1889}}^1$

素因数の和:1934

約数の個数: 60

約数和(自身を含む): 383783400

約数和(自身を除く): 181896525

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 95, 125, 171, 225, 285, 375, 475, 625, 855, 1125, 1425, 1875, 1889, 2375, 4275, 5625, 5667, 7125, 9445, 11875, 17001, 21375, 28335, 35625, 35891, 47225, 85005, 106875, 107673, 141675, 179455, 236125, 323019, 425025, 538365, 708375, 897275, 1180625, 1615095, 2125125, 2691825, 3541875, 4486375, 8075475, 10625625, 13459125, 22431875, 40377375, 67295625, 201886875]

約数ペア:

[(1, 201886875), (3, 67295625), (5, 40377375), (9, 22431875), (15, 13459125), (19, 10625625), (25, 8075475), (45, 4486375), (57, 3541875), (75, 2691825), (95, 2125125), (125, 1615095), (171, 1180625), (225, 897275), (285, 708375), (375, 538365), (475, 425025), (625, 323019), (855, 236125), (1125, 179455), (1425, 141675), (1875, 107673), (1889, 106875), (2375, 85005), (4275, 47225), (5625, 35891), (5667, 35625), (7125, 28335), (9445, 21375), (11875, 17001)]