42142456

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{347}}^1$

素因数の和:436

約数の個数: 64

約数和(自身を含む): 90201600

約数和(自身を除く): 48059144

約数列:

[1, 2, 4, 8, 17, 19, 34, 38, 47, 68, 76, 94, 136, 152, 188, 323, 347, 376, 646, 694, 799, 893, 1292, 1388, 1598, 1786, 2584, 2776, 3196, 3572, 5899, 6392, 6593, 7144, 11798, 13186, 15181, 16309, 23596, 26372, 30362, 32618, 47192, 52744, 60724, 65236, 112081, 121448, 130472, 224162, 277253, 309871, 448324, 554506, 619742, 896648, 1109012, 1239484, 2218024, 2478968, 5267807, 10535614, 21071228, 42142456]

約数ペア:

[(1, 42142456), (2, 21071228), (4, 10535614), (8, 5267807), (17, 2478968), (19, 2218024), (34, 1239484), (38, 1109012), (47, 896648), (68, 619742), (76, 554506), (94, 448324), (136, 309871), (152, 277253), (188, 224162), (323, 130472), (347, 121448), (376, 112081), (646, 65236), (694, 60724), (799, 52744), (893, 47192), (1292, 32618), (1388, 30362), (1598, 26372), (1786, 23596), (2584, 16309), (2776, 15181), (3196, 13186), (3572, 11798), (5899, 7144), (6392, 6593)]