87866925

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{313}}^1$

素因数の和:542

約数の個数: 48

約数和(自身を含む): 154186560

約数和(自身を除く): 66319635

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 197, 285, 313, 475, 591, 939, 985, 1425, 1565, 2955, 3743, 4695, 4925, 5947, 7825, 11229, 14775, 17841, 18715, 23475, 29735, 56145, 61661, 89205, 93575, 148675, 184983, 280725, 308305, 446025, 924915, 1171559, 1541525, 3514677, 4624575, 5857795, 17573385, 29288975, 87866925]

約数ペア:

[(1, 87866925), (3, 29288975), (5, 17573385), (15, 5857795), (19, 4624575), (25, 3514677), (57, 1541525), (75, 1171559), (95, 924915), (197, 446025), (285, 308305), (313, 280725), (475, 184983), (591, 148675), (939, 93575), (985, 89205), (1425, 61661), (1565, 56145), (2955, 29735), (3743, 23475), (4695, 18715), (4925, 17841), (5947, 14775), (7825, 11229)]