156507075

素因数分解:

$3^2\times 5^2\times {\mathrm{71}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:285

約数の個数: 72

約数和(自身を含む): 290043936

約数和(自身を除く): 133536861

約数列:

[1, 3, 5, 9, 15, 25, 45, 71, 75, 97, 101, 213, 225, 291, 303, 355, 485, 505, 639, 873, 909, 1065, 1455, 1515, 1775, 2425, 2525, 3195, 4365, 4545, 5325, 6887, 7171, 7275, 7575, 9797, 15975, 20661, 21513, 21825, 22725, 29391, 34435, 35855, 48985, 61983, 64539, 88173, 103305, 107565, 146955, 172175, 179275, 244925, 309915, 322695, 440865, 516525, 537825, 695587, 734775, 1549575, 1613475, 2086761, 2204325, 3477935, 6260283, 10433805, 17389675, 31301415, 52169025, 156507075]

約数ペア:

[(1, 156507075), (3, 52169025), (5, 31301415), (9, 17389675), (15, 10433805), (25, 6260283), (45, 3477935), (71, 2204325), (75, 2086761), (97, 1613475), (101, 1549575), (213, 734775), (225, 695587), (291, 537825), (303, 516525), (355, 440865), (485, 322695), (505, 309915), (639, 244925), (873, 179275), (909, 172175), (1065, 146955), (1455, 107565), (1515, 103305), (1775, 88173), (2425, 64539), (2525, 61983), (3195, 48985), (4365, 35855), (4545, 34435), (5325, 29391), (6887, 22725), (7171, 21825), (7275, 21513), (7575, 20661), (9797, 15975)]