39918525

素因数分解:

$3^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:398

約数の個数: 48

約数和(自身を含む): 70382400

約数和(自身を除く): 30463875

約数列:

[1, 3, 5, 15, 19, 25, 57, 75, 95, 109, 257, 285, 327, 475, 545, 771, 1285, 1425, 1635, 2071, 2725, 3855, 4883, 6213, 6425, 8175, 10355, 14649, 19275, 24415, 28013, 31065, 51775, 73245, 84039, 122075, 140065, 155325, 366225, 420195, 532247, 700325, 1596741, 2100975, 2661235, 7983705, 13306175, 39918525]

約数ペア:

[(1, 39918525), (3, 13306175), (5, 7983705), (15, 2661235), (19, 2100975), (25, 1596741), (57, 700325), (75, 532247), (95, 420195), (109, 366225), (257, 155325), (285, 140065), (327, 122075), (475, 84039), (545, 73245), (771, 51775), (1285, 31065), (1425, 28013), (1635, 24415), (2071, 19275), (2725, 14649), (3855, 10355), (4883, 8175), (6213, 6425)]