78834875

素因数分解:

$5^3\times 7^2\times {\mathrm{61}}^1\times {\mathrm{211}}^1$

素因数の和:301

約数の個数: 48

約数和(自身を含む): 116876448

約数和(自身を除く): 38041573

約数列:

[1, 5, 7, 25, 35, 49, 61, 125, 175, 211, 245, 305, 427, 875, 1055, 1225, 1477, 1525, 2135, 2989, 5275, 6125, 7385, 7625, 10339, 10675, 12871, 14945, 26375, 36925, 51695, 53375, 64355, 74725, 90097, 184625, 258475, 321775, 373625, 450485, 630679, 1292375, 1608875, 2252425, 3153395, 11262125, 15766975, 78834875]

約数ペア:

[(1, 78834875), (5, 15766975), (7, 11262125), (25, 3153395), (35, 2252425), (49, 1608875), (61, 1292375), (125, 630679), (175, 450485), (211, 373625), (245, 321775), (305, 258475), (427, 184625), (875, 90097), (1055, 74725), (1225, 64355), (1477, 53375), (1525, 51695), (2135, 36925), (2989, 26375), (5275, 14945), (6125, 12871), (7385, 10675), (7625, 10339)]