31331036125

素因数分解:

$5^3\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{283}}^1\times {\mathrm{983}}^1$

素因数の和:1351

約数の個数: 64

約数和(自身を含む): 42374472192

約数和(自身を除く): 11043436067

約数列:

[1, 5, 17, 25, 53, 85, 125, 265, 283, 425, 901, 983, 1325, 1415, 2125, 4505, 4811, 4915, 6625, 7075, 14999, 16711, 22525, 24055, 24575, 35375, 52099, 74995, 83555, 112625, 120275, 122875, 254983, 260495, 278189, 374975, 417775, 601375, 885683, 1274915, 1302475, 1390945, 1874875, 2088875, 4428415, 4729213, 6374575, 6512375, 6954725, 14744017, 22142075, 23646065, 31872875, 34773625, 73720085, 110710375, 118230325, 250648289, 368600425, 591151625, 1253241445, 1843002125, 6266207225, 31331036125]

約数ペア:

[(1, 31331036125), (5, 6266207225), (17, 1843002125), (25, 1253241445), (53, 591151625), (85, 368600425), (125, 250648289), (265, 118230325), (283, 110710375), (425, 73720085), (901, 34773625), (983, 31872875), (1325, 23646065), (1415, 22142075), (2125, 14744017), (4505, 6954725), (4811, 6512375), (4915, 6374575), (6625, 4729213), (7075, 4428415), (14999, 2088875), (16711, 1874875), (22525, 1390945), (24055, 1302475), (24575, 1274915), (35375, 885683), (52099, 601375), (74995, 417775), (83555, 374975), (112625, 278189), (120275, 260495), (122875, 254983)]