201293125

素因数分解:

$5^4\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 80

約数和(自身を含む): 305902080

約数和(自身を除く): 104608955

約数列:

[1, 5, 11, 19, 23, 25, 55, 67, 95, 115, 125, 209, 253, 275, 335, 437, 475, 575, 625, 737, 1045, 1265, 1273, 1375, 1541, 1675, 2185, 2375, 2875, 3685, 4807, 5225, 6325, 6365, 6875, 7705, 8375, 10925, 11875, 14003, 14375, 16951, 18425, 24035, 26125, 29279, 31625, 31825, 38525, 41875, 54625, 70015, 84755, 92125, 120175, 130625, 146395, 158125, 159125, 192625, 273125, 322069, 350075, 423775, 460625, 600875, 731975, 795625, 963125, 1610345, 1750375, 2118875, 3004375, 3659875, 8051725, 8751875, 10594375, 18299375, 40258625, 201293125]

約数ペア:

[(1, 201293125), (5, 40258625), (11, 18299375), (19, 10594375), (23, 8751875), (25, 8051725), (55, 3659875), (67, 3004375), (95, 2118875), (115, 1750375), (125, 1610345), (209, 963125), (253, 795625), (275, 731975), (335, 600875), (437, 460625), (475, 423775), (575, 350075), (625, 322069), (737, 273125), (1045, 192625), (1265, 159125), (1273, 158125), (1375, 146395), (1541, 130625), (1675, 120175), (2185, 92125), (2375, 84755), (2875, 70015), (3685, 54625), (4807, 41875), (5225, 38525), (6325, 31825), (6365, 31625), (6875, 29279), (7705, 26125), (8375, 24035), (10925, 18425), (11875, 16951), (14003, 14375)]