25919325

素因数分解:

$3^3\times 5^2\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:128

約数の個数: 96

約数和(自身を含む): 52377600

約数和(自身を除く): 26458275

約数列:

[1, 3, 5, 9, 15, 19, 25, 27, 43, 45, 47, 57, 75, 95, 129, 135, 141, 171, 215, 225, 235, 285, 387, 423, 475, 513, 645, 675, 705, 817, 855, 893, 1075, 1161, 1175, 1269, 1425, 1935, 2021, 2115, 2451, 2565, 2679, 3225, 3525, 4085, 4275, 4465, 5805, 6063, 6345, 7353, 8037, 9675, 10105, 10575, 12255, 12825, 13395, 18189, 20425, 22059, 22325, 24111, 29025, 30315, 31725, 36765, 38399, 40185, 50525, 54567, 61275, 66975, 90945, 110295, 115197, 120555, 151575, 183825, 191995, 200925, 272835, 345591, 454725, 551475, 575985, 602775, 959975, 1036773, 1364175, 1727955, 2879925, 5183865, 8639775, 25919325]

約数ペア:

[(1, 25919325), (3, 8639775), (5, 5183865), (9, 2879925), (15, 1727955), (19, 1364175), (25, 1036773), (27, 959975), (43, 602775), (45, 575985), (47, 551475), (57, 454725), (75, 345591), (95, 272835), (129, 200925), (135, 191995), (141, 183825), (171, 151575), (215, 120555), (225, 115197), (235, 110295), (285, 90945), (387, 66975), (423, 61275), (475, 54567), (513, 50525), (645, 40185), (675, 38399), (705, 36765), (817, 31725), (855, 30315), (893, 29025), (1075, 24111), (1161, 22325), (1175, 22059), (1269, 20425), (1425, 18189), (1935, 13395), (2021, 12825), (2115, 12255), (2451, 10575), (2565, 10105), (2679, 9675), (3225, 8037), (3525, 7353), (4085, 6345), (4275, 6063), (4465, 5805)]