61384725

素因数分解:

$3^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{83}}^1\times {\mathrm{173}}^1$

素因数の和:291

約数の個数: 72

約数和(自身を含む): 117804960

約数和(自身を除く): 56420235

約数列:

[1, 3, 5, 9, 15, 19, 25, 45, 57, 75, 83, 95, 171, 173, 225, 249, 285, 415, 475, 519, 747, 855, 865, 1245, 1425, 1557, 1577, 2075, 2595, 3287, 3735, 4275, 4325, 4731, 6225, 7785, 7885, 9861, 12975, 14193, 14359, 16435, 18675, 23655, 29583, 38925, 39425, 43077, 49305, 70965, 71795, 82175, 118275, 129231, 147915, 215385, 246525, 272821, 354825, 358975, 646155, 739575, 818463, 1076925, 1364105, 2455389, 3230775, 4092315, 6820525, 12276945, 20461575, 61384725]

約数ペア:

[(1, 61384725), (3, 20461575), (5, 12276945), (9, 6820525), (15, 4092315), (19, 3230775), (25, 2455389), (45, 1364105), (57, 1076925), (75, 818463), (83, 739575), (95, 646155), (171, 358975), (173, 354825), (225, 272821), (249, 246525), (285, 215385), (415, 147915), (475, 129231), (519, 118275), (747, 82175), (855, 71795), (865, 70965), (1245, 49305), (1425, 43077), (1557, 39425), (1577, 38925), (2075, 29583), (2595, 23655), (3287, 18675), (3735, 16435), (4275, 14359), (4325, 14193), (4731, 12975), (6225, 9861), (7785, 7885)]