2100030525

素因数分解:

$3^2\times 5^2\times {\mathrm{23}}^1\times {\mathrm{257}}^1\times {\mathrm{1579}}^1$

素因数の和:1875

約数の個数: 72

約数和(自身を含む): 3942694080

約数和(自身を除く): 1842663555

約数列:

[1, 3, 5, 9, 15, 23, 25, 45, 69, 75, 115, 207, 225, 257, 345, 575, 771, 1035, 1285, 1579, 1725, 2313, 3855, 4737, 5175, 5911, 6425, 7895, 11565, 14211, 17733, 19275, 23685, 29555, 36317, 39475, 53199, 57825, 71055, 88665, 108951, 118425, 147775, 181585, 265995, 326853, 355275, 405803, 443325, 544755, 907925, 1217409, 1329975, 1634265, 2029015, 2723775, 3652227, 6087045, 8171325, 9333469, 10145075, 18261135, 28000407, 30435225, 46667345, 84001221, 91305675, 140002035, 233336725, 420006105, 700010175, 2100030525]

約数ペア:

[(1, 2100030525), (3, 700010175), (5, 420006105), (9, 233336725), (15, 140002035), (23, 91305675), (25, 84001221), (45, 46667345), (69, 30435225), (75, 28000407), (115, 18261135), (207, 10145075), (225, 9333469), (257, 8171325), (345, 6087045), (575, 3652227), (771, 2723775), (1035, 2029015), (1285, 1634265), (1579, 1329975), (1725, 1217409), (2313, 907925), (3855, 544755), (4737, 443325), (5175, 405803), (5911, 355275), (6425, 326853), (7895, 265995), (11565, 181585), (14211, 147775), (17733, 118425), (19275, 108951), (23685, 88665), (29555, 71055), (36317, 57825), (39475, 53199)]