201949875

素因数分解:

$3^3\times 5^3\times {\mathrm{53}}^1\times {\mathrm{1129}}^1$

素因数の和:1206

約数の個数: 64

約数和(自身を含む): 380764800

約数和(自身を除く): 178814925

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 53, 75, 125, 135, 159, 225, 265, 375, 477, 675, 795, 1125, 1129, 1325, 1431, 2385, 3375, 3387, 3975, 5645, 6625, 7155, 10161, 11925, 16935, 19875, 28225, 30483, 35775, 50805, 59625, 59837, 84675, 141125, 152415, 178875, 179511, 254025, 299185, 423375, 538533, 762075, 897555, 1270125, 1495925, 1615599, 2692665, 3810375, 4487775, 7479625, 8077995, 13463325, 22438875, 40389975, 67316625, 201949875]

約数ペア:

[(1, 201949875), (3, 67316625), (5, 40389975), (9, 22438875), (15, 13463325), (25, 8077995), (27, 7479625), (45, 4487775), (53, 3810375), (75, 2692665), (125, 1615599), (135, 1495925), (159, 1270125), (225, 897555), (265, 762075), (375, 538533), (477, 423375), (675, 299185), (795, 254025), (1125, 179511), (1129, 178875), (1325, 152415), (1431, 141125), (2385, 84675), (3375, 59837), (3387, 59625), (3975, 50805), (5645, 35775), (6625, 30483), (7155, 28225), (10161, 19875), (11925, 16935)]