87996790

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{607}}^1$

素因数の和:749

約数の個数: 64

約数和(自身を含む): 192614400

約数和(自身を除く): 104617610

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 95, 109, 133, 190, 218, 266, 545, 607, 665, 763, 1090, 1214, 1330, 1526, 2071, 3035, 3815, 4142, 4249, 6070, 7630, 8498, 10355, 11533, 14497, 20710, 21245, 23066, 28994, 42490, 57665, 66163, 72485, 80731, 115330, 132326, 144970, 161462, 330815, 403655, 463141, 661630, 807310, 926282, 1257097, 2315705, 2514194, 4631410, 6285485, 8799679, 12570970, 17599358, 43998395, 87996790]

約数ペア:

[(1, 87996790), (2, 43998395), (5, 17599358), (7, 12570970), (10, 8799679), (14, 6285485), (19, 4631410), (35, 2514194), (38, 2315705), (70, 1257097), (95, 926282), (109, 807310), (133, 661630), (190, 463141), (218, 403655), (266, 330815), (545, 161462), (607, 144970), (665, 132326), (763, 115330), (1090, 80731), (1214, 72485), (1330, 66163), (1526, 57665), (2071, 42490), (3035, 28994), (3815, 23066), (4142, 21245), (4249, 20710), (6070, 14497), (7630, 11533), (8498, 10355)]