201895425

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{569}}^1$

素因数の和:687

約数の個数: 72

約数和(自身を含む): 385912800

約数和(自身を除く): 184017375

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 83, 95, 171, 225, 249, 285, 415, 475, 569, 747, 855, 1245, 1425, 1577, 1707, 2075, 2845, 3735, 4275, 4731, 5121, 6225, 7885, 8535, 10811, 14193, 14225, 18675, 23655, 25605, 32433, 39425, 42675, 47227, 54055, 70965, 97299, 118275, 128025, 141681, 162165, 236135, 270275, 354825, 425043, 486495, 708405, 810825, 897313, 1180675, 2125215, 2432475, 2691939, 3542025, 4486565, 8075817, 10626075, 13459695, 22432825, 40379085, 67298475, 201895425]

約数ペア:

[(1, 201895425), (3, 67298475), (5, 40379085), (9, 22432825), (15, 13459695), (19, 10626075), (25, 8075817), (45, 4486565), (57, 3542025), (75, 2691939), (83, 2432475), (95, 2125215), (171, 1180675), (225, 897313), (249, 810825), (285, 708405), (415, 486495), (475, 425043), (569, 354825), (747, 270275), (855, 236135), (1245, 162165), (1425, 141681), (1577, 128025), (1707, 118275), (2075, 97299), (2845, 70965), (3735, 54055), (4275, 47227), (4731, 42675), (5121, 39425), (6225, 32433), (7885, 25605), (8535, 23655), (10811, 18675), (14193, 14225)]